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  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2020-2021/what-is-the-valence-shell-electron-configuration-of-the-6a00aa04db22397c61e754bb</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2020-2021/if-30-cm-3-of-a-gas-at-50-c-is-warmed-to-80-c-at-a-fixed-6a00aa04db22397c61e754bc</loc><lastmod>2026-05-10</lastmod></url>
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  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2020-2021/the-compound-that-makes-palm-wine-taste-sour-after-exposure-6a00aa04db22397c61e754c0</loc><lastmod>2026-05-10</lastmod></url>
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  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2020-2021/the-following-atoms-of-carbon-12-6c-13-6c-and-14-6c-can-be-6a00aa04db22397c61e754c2</loc><lastmod>2026-05-10</lastmod></url>
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  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/an-element-will-readily-form-an-electrovalent-compound-if-it-6a00aa04db22397c61e754b0</loc><lastmod>2026-05-10</lastmod></url>
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  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/a-basic-postulate-of-the-kinetic-theory-of-gases-is-that-the-6a00aa04db22397c61e754b2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/0-46g-of-ethanol-when-burned-raised-the-temperature-of-50g-6a00aa04db22397c61e754b3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/the-atomic-numbers-of-two-element-x-and-y-are-12-and-9-6a00aa04db22397c61e754b4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/which-of-the-following-is-isotopes-of-hydrogen-6a00aa04db22397c61e754b5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/the-solubility-of-na-3-aso-4-in-ethanol-is-as-75-na-23-o-16-6a00aa04db22397c61e754b6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/what-is-the-valence-shell-electron-configuration-of-the-6a00aa04db22397c61e754b7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/powdered-marble-reacts-faster-with-hydrochloric-acid-6a00aa04db22397c61e754b8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/a-solution-of-sodium-trioxocarbonate-iv-contains-10-6g-in-6a00aa04db22397c61e754b9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2019-2020-model/which-of-the-following-metals-exists-as-liquid-at-ordinary-6a00aa04db22397c61e754ba</loc><lastmod>2026-05-10</lastmod></url>
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  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/the-solution-that-will-conduct-the-highest-amount-of-6a00aa04db22397c61e75499</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/the-volume-of-2-5-moles-of-oxygen-at-s-t-p-is-6a00aa04db22397c61e7549a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/which-of-the-following-result-in-the-fall-of-acid-rain-6a00aa04db22397c61e7549b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/which-of-the-following-substance-is-trihydric-6a00aa04db22397c61e7549c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/the-efficiency-of-a-solid-catalyst-to-increase-reaction-6a00aa04db22397c61e7549d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/sugar-is-separated-from-its-impurities-by-6a00aa04db22397c61e7549e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/the-pressure-of-100cm-3-of-oxygen-at-35-c-is-750mmhg-what-6a00aa04db22397c61e7549f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/the-energy-change-which-accompanies-the-addition-of-an-6a00aa04db22397c61e754a0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-1/which-of-the-following-molecules-has-a-triple-bond-in-its-6a00aa04db22397c61e754a1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/the-ores-that-can-be-concentrated-by-flotation-are-6a00aa04db22397c61e754a2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/in-a-flame-test-for-calcium-the-flame-appears-6a00aa04db22397c61e754a3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/what-is-the-molar-mass-of-a-substance-if-0-4-mole-of-the-6a00aa04db22397c61e754a4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/which-of-these-properties-gives-a-solid-its-definite-shape-6a00aa04db22397c61e754a5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/the-gas-that-can-be-dried-using-concentrated-6a00aa04db22397c61e754a6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/which-of-the-following-alloys-contain-iron-6a00aa04db22397c61e754a7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/the-order-in-which-a-mixture-of-sand-ammonium-chloride-and-6a00aa04db22397c61e754a8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/a-substance-that-is-used-as-a-ripening-agent-for-fruits-is-6a00aa04db22397c61e754a9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/the-solubility-curve-shows-the-variation-of-solute-6a00aa04db22397c61e754aa</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2018-2019-model-2/when-50cm-3-of-a-saturated-solution-of-sugar-of-molar-mass-6a00aa04db22397c61e754ab</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/when-water-boilers-are-used-for-a-long-period-of-time-the-6a00aa04db22397c61e75484</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/how-many-lone-pair-s-of-electrons-is-present-in-hf-6a00aa04db22397c61e75485</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/which-of-the-following-metals-is-the-strongest-reducing-6a00aa04db22397c61e75486</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/a-solution-of-sodium-trioxocarbonate-iv-contains-10-6g-in-6a00aa04db22397c61e75487</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/which-of-the-following-metals-exists-as-liquid-at-ordinary-6a00aa04db22397c61e75488</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/which-of-the-following-equinolar-solutions-will-have-the-6a00aa04db22397c61e75489</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/which-of-the-following-are-structural-isomers-6a00aa04db22397c61e7548a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/25cm-3-of-a-mixture-oof-noble-gases-was-obtained-from-air-6a00aa04db22397c61e7548b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/how-many-moles-of-limestone-will-be-required-to-produce-5-6g-6a00aa04db22397c61e7548c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-1/an-element-will-readily-form-an-electrovalent-compound-if-6a00aa04db22397c61e7548d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/what-is-the-valence-shell-electron-configuration-of-the-6a00aa04db22397c61e7548e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/the-density-of-a-certain-gas-is-1-98gdm3-at-s-t-p-what-is-6a00aa04db22397c61e7548f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/consider-the-reaction-represented-by-the-following-equation-6a00aa04db22397c61e75490</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/which-of-the-following-is-used-to-study-the-arrangement-of-6a00aa04db22397c61e75491</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/during-a-titration-experiment-0-05-moles-of-carbon-iv-oxide-6a00aa04db22397c61e75492</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/a-compound-contains-40-0-c-6-7-h-and-53-3-o-if-the-molecular-6a00aa04db22397c61e75493</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/ethanol-reacts-with-concentrated-tetraoxosulphate-vi-acid-at-6a00aa04db22397c61e75494</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/10-0-dm-3-of-water-added-to-2-0-mol-dm-3-of-2-5-dm-3-6a00aa04db22397c61e75495</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/2-methylbutan-2-ol-is-an-axample-of-a-6a00aa04db22397c61e75496</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2017-2018-model-2/commercial-bleaching-can-be-carried-out-using-6a00aa04db22397c61e75497</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/how-many-grams-of-hbr-would-exactly-be-required-to-react-6a00aa04db22397c61e7545c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/if-an-organic-compound-decoulourizes-bromine-water-then-the-6a00aa04db22397c61e7545d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/a-mixture-contains-20cm-3-of-hydrogen-35cm-3-of-oxygen-15cm-6a00aa04db22397c61e7545e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/which-of-the-following-is-neutralization-reaction-addition-6a00aa04db22397c61e7545f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/the-ph-of-four-solutions-w-x-y-z-are-4-6-8-10-respectively-6a00aa04db22397c61e75460</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/when-ammonium-potassium-and-calcium-carbonates-are-each-6a00aa04db22397c61e75461</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/equilibrium-is-said-to-be-attained-in-a-reversible-reaction-6a00aa04db22397c61e75462</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/the-metal-extracted-from-cassiterite-is-6a00aa04db22397c61e75463</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/in-the-electrolysis-of-brine-the-anode-is-6a00aa04db22397c61e75464</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-1/vulcanization-involves-the-removal-of-6a00aa04db22397c61e75465</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/which-of-these-metals-mg-fe-pb-and-cu-will-dissolve-in-6a00aa04db22397c61e75466</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/the-name-pentanone-is-not-specific-and-proper-because-it-can-6a00aa04db22397c61e75467</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/which-of-the-following-have-saturated-isomer-6a00aa04db22397c61e75468</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/which-of-these-mathematical-relationship-is-for-charles-law-6a00aa04db22397c61e75469</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/powdered-marble-reacts-faster-with-hydrochloric-acid-6a00aa04db22397c61e7546a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/the-poh-of-a-solution-of-0-25-mol-dm-of-hydrochloric-acid-is-6a00aa04db22397c61e7546b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/sulphur-iv-oxide-bleaches-by-6a00aa04db22397c61e7546c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/carcinogenic-substance-is-6a00aa04db22397c61e7546d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/an-element-x-1-forms-a-volatile-hydride-xh-3-with-a-vapour-6a00aa04db22397c61e7546e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-2/how-many-moles-of-limestone-will-be-required-to-produce-5-6g-6a00aa04db22397c61e7546f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/in-the-reaction-sno-2-2c-sn-2co-the-mass-of-coke-containing-6a00aa04db22397c61e75470</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/the-volume-occupied-by-1-58g-of-a-gas-at-s-t-p-is-500cm-3-6a00aa04db22397c61e75471</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/which-one-of-the-following-is-a-hygroscopic-compound-6a00aa04db22397c61e75472</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/metallic-elements-usually-have-structure-6a00aa04db22397c61e75473</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/the-components-of-universal-indicator-solution-can-best-be-6a00aa04db22397c61e75474</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/the-solubility-curve-shows-the-variation-of-solute-6a00aa04db22397c61e75475</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/the-component-of-an-atom-that-contributes-least-to-its-mass-6a00aa04db22397c61e75476</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/an-element-will-readily-form-an-electrovalent-compound-if-6a00aa04db22397c61e75477</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/how-many-lone-pairs-of-electrons-are-there-on-the-central-6a00aa04db22397c61e75478</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-3/a-given-mass-of-gas-occupies-2dm-3-at-300k-at-what-6a00aa04db22397c61e75479</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/how-many-molecules-are-there-in-14g-of-nitrogen-gas-at-s-t-p-6a00aa04db22397c61e7547a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/120cm-3-of-hydrogen-were-sparked-with-60cm-3-of-oxygen-at-6a00aa04db22397c61e7547b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/in-the-purification-of-town-water-supply-alum-is-used-6a00aa04db22397c61e7547c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/the-solubility-of-na-3-aso-4-in-ethanol-is-as-75-na-23-o-16-6a00aa04db22397c61e7547d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/35cm-3-of-hydrogen-was-sparked-with-12cm-3-of-oxygen-at-1100-6a00aa04db22397c61e7547e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/in-the-extraction-of-iron-in-the-blast-furnace-limestone-is-6a00aa04db22397c61e7547f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/10-0dm-3-of-air-confirming-h-2-s-as-an-impurity-was-passed-6a00aa04db22397c61e75480</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/the-avogadro-number-of-24g-of-magnesium-is-the-same-as-that-6a00aa04db22397c61e75481</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/helium-atoms-are-chemically-unreactive-because-6a00aa04db22397c61e75482</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2015-2016-day-4/how-many-grams-of-hbr-would-exactly-be-required-to-react-6a00aa04db22397c61e75483</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/how-many-faradays-of-electricity-are-required-to-deposit-216-6a00aa04db22397c61e7543e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/twenty-two-grams-of-a-certain-gas-occupy-11-2-litres-at-s-t-6a00aa04db22397c61e7543f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/which-is-most-acidic-oxide-of-the-following-6a00aa04db22397c61e75440</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/the-carbon-atoms-in-propyne-are-arranged-at-6a00aa04db22397c61e75441</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/which-of-the-following-have-saturated-isomer-6a00aa04db22397c61e75442</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/when-coal-is-heated-at-1000-1300-c-the-product-is-6a00aa04db22397c61e75443</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/which-one-of-the-following-is-a-brittle-material-6a00aa04db22397c61e75444</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/which-of-these-mathematical-relationship-for-charles-law-6a00aa04db22397c61e75445</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/kinetic-theory-of-gases-have-postulates-6a00aa04db22397c61e75446</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-1/which-of-the-following-have-a-covalent-bond-6a00aa04db22397c61e75447</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/what-volume-of-oxygen-at-s-t-p-is-required-for-the-complete-6a00aa04db22397c61e75448</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/calculate-the-ph-0-1-molar-acetic-acid-6a00aa04db22397c61e75449</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/which-of-these-compounds-is-a-chloroform-6a00aa04db22397c61e7544a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/hydrogen-bonding-is-encountered-in-two-different-forms-6a00aa04db22397c61e7544b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/which-of-these-catalyst-is-used-for-hydrogenation-of-alkene-6a00aa04db22397c61e7544c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/the-oxidizing-agent-commonly-used-for-conversion-of-alcohol-6a00aa04db22397c61e7544d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/which-one-of-the-following-is-a-hygroscopic-compound-6a00aa04db22397c61e7544e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/which-of-these-is-constant-r-for-ideal-gas-6a00aa04db22397c61e7544f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/which-of-these-compounds-is-a-covalent-compound-6a00aa04db22397c61e75450</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-2/metallic-elements-usually-have-structure-6a00aa04db22397c61e75451</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/which-of-the-following-is-isotopes-of-hydrogen-6a00aa04db22397c61e75452</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/can-hydrogen-be-used-to-reduce-the-oxide-of-na-6a00aa04db22397c61e75453</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/the-term-atomic-orbital-refers-to-6a00aa04db22397c61e75454</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/which-of-these-techniques-are-available-for-isolation-and-6a00aa04db22397c61e75455</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/which-of-the-following-does-not-represent-alkane-6a00aa04db22397c61e75456</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/the-higher-homologues-of-alkanes-are-solids-at-6a00aa04db22397c61e75457</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/calculate-the-oxidation-number-of-mn-in-mn0-2-6a00aa04db22397c61e75458</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/how-many-moles-are-there-in-7-20g-of-h-2-o-6a00aa04db22397c61e75459</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/which-of-these-is-not-a-physical-property-of-metal-6a00aa04db22397c61e7545a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2014-2015-day-3/how-many-straight-chain-dichloroalkanes-correspond-to-the-6a00aa04db22397c61e7545b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/density-of-nh-3-at-373k-and-1-15atm-pressure-is-r-0-082atm-6a00aa04db22397c61e75420</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/calculate-the-number-of-moles-of-chlorine-contained-in-3-52-6a00aa04db22397c61e75421</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/gold-has-a-molar-mass-of-197g-mol-if-a-sample-of-it-contains-6a00aa04db22397c61e75422</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/nitrogen-is-a-diatomic-molecule-formed-covalently-by-sharing-6a00aa04db22397c61e75423</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/2000l-of-gas-at-20-c-is-heated-to-a-temperature-of-35-c-its-6a00aa04db22397c61e75424</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/how-many-grams-of-hbr-would-exactly-be-required-to-react-6a00aa04db22397c61e75425</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/if-an-organic-compound-decolorizes-bromine-water-then-the-6a00aa04db22397c61e75426</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/how-much-of-magnesium-is-required-to-react-with-250cm-3-of-0-6a00aa04db22397c61e75427</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/the-densities-of-two-gases-x-and-y-are-0-5gdm-3-and-2-0gdm-3-6a00aa04db22397c61e75428</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-1/what-volume-of-1-5m-solution-of-koh-would-contain-0-045-6a00aa04db22397c61e75429</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/a-gas-occupies-30-0dm-3-at-stp-what-volume-would-it-occupy-6a00aa04db22397c61e7542a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/28-8cm-3-of-nitrogen-at-15-c-is-cooled-to-0-c-at-constant-6a00aa04db22397c61e7542b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/if-the-molar-mass-of-x-is-36g-the-number-of-moles-of-x-6a00aa04db22397c61e7542c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/if-24-83cm-3-of-0-15m-naoh-is-titrated-to-its-end-point-with-6a00aa04db22397c61e7542d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/what-volume-of-a-0-1m-h-3-po-4-will-be-required-to-6a00aa04db22397c61e7542e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/what-is-the-concentration-of-h-ions-in-moles-per-dm-3-of-a-6a00aa04db22397c61e7542f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/what-volume-of-11-0m-hydrochloric-acid-must-be-diluted-to-6a00aa04db22397c61e75430</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/a-given-mass-of-gas-occupies-2dm-3-at-300k-at-what-6a00aa04db22397c61e75431</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/how-many-moles-of-oxygen-molecules-would-be-produced-from-6a00aa04db22397c61e75432</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-2/the-carbon-atoms-of-ethane-are-6a00aa04db22397c61e75433</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/how-many-grams-of-hydrogen-gas-will-be-liberated-when-6g-of-6a00aa04db22397c61e75434</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/the-ratio-of-the-number-of-molecules-in-2g-of-hydrogen-to-6a00aa04db22397c61e75435</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/the-minimum-volume-of-oxygen-required-for-the-complete-6a00aa04db22397c61e75436</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/an-element-x-1-forms-a-volatile-hydride-xh-3-with-a-vapour-6a00aa04db22397c61e75437</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/the-ph-of-a-solution-obtained-by-mixing-100cm-3-of-0-1m-hcl-6a00aa04db22397c61e75438</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/how-many-moles-of-limestone-will-be-required-to-produce-5-6g-6a00aa04db22397c61e75439</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/if-30cm-3-of-a-gas-at-50-c-is-warmed-to-80-c-at-a-fixed-6a00aa04db22397c61e7543a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/what-is-the-volume-of-oxygen-required-to-burn-completely-6a00aa04db22397c61e7543b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/what-is-the-ph-of-0-001-mol-dm-3-solution-of-sodium-6a00aa04db22397c61e7543c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2013-2014-day-3/the-number-of-isomer-that-can-be-obtained-from-c-4-h-10-is-6a00aa04db22397c61e7543d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/120cm-3-of-of-hydrogen-were-sparked-with-60cm-3-of-oxygen-at-6a00aa04db22397c61e7540c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/catalytic-hydrogenation-of-oils-results-in-the-production-of-6a00aa04db22397c61e7540d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/which-of-the-following-compounds-will-undergo-additional-6a00aa04db22397c61e7540e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/the-products-of-the-electrolysis-of-dilute-sodium-chloride-6a00aa04db22397c61e7540f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/when-starch-undergoes-complete-enzyme-catalysed-hydrolysis-6a00aa04db22397c61e75410</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/compounds-that-have-the-same-molecular-formular-but-6a00aa04db22397c61e75411</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/the-maximum-number-of-electrons-that-can-be-accommodated-in-6a00aa04db22397c61e75412</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/the-following-acids-are-non-basic-except-6a00aa04db22397c61e75413</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/what-is-the-quantity-of-electricity-produced-when-a-current-6a00aa04db22397c61e75414</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-1/which-of-the-following-ph-values-is-likely-to-be-that-of-a-6a00aa04db22397c61e75415</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/which-of-the-following-solids-has-a-network-structure-6a00aa04db22397c61e75416</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-following-gases-decolourize-bromine-water-except-6a00aa04db22397c61e75417</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-alloy-used-for-metal-work-and-plumbing-contains-6a00aa04db22397c61e75418</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-compounds-of-universal-indicator-solution-can-best-be-6a00aa04db22397c61e75419</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-oxidation-numbers-of-phosphorus-in-po-4-3-is-6a00aa04db22397c61e7541a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/water-can-be-obtained-as-the-only-product-during-6a00aa04db22397c61e7541b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-oxidation-of-ammonia-in-excess-air-produces-6a00aa04db22397c61e7541c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-gassification-of-coke-is-used-for-the-manufacture-of-6a00aa04db22397c61e7541d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-solubility-curve-shows-the-variation-of-solute-6a00aa04db22397c61e7541e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2012-2013-day-2/the-density-of-a-certain-gas-is-1-98gdm-3-at-stp-what-is-the-6a00aa04db22397c61e7541f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/a-mixture-contains-20cm-3-of-hydrogen-35cm-3-of-oxygen-15cm-6a00aa04db22397c61e753ee</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/0-07g-of-a-hydride-of-carbon-occupies-56-at-s-t-p-when-6a00aa04db22397c61e753ef</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/the-pressure-on-100cm-2-of-oxygen-gas-at-35-c-is-750mm-of-hg-6a00aa04db22397c61e753f0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/which-of-the-following-bonds-exist-in-crystalline-ammonium-6a00aa04db22397c61e753f1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/which-of-the-following-is-neutralization-reaction-addition-6a00aa04db22397c61e753f2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/in-the-preparation-of-carbon-monoxide-by-heating-ethanedoic-6a00aa04db22397c61e753f3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/how-many-grams-of-methyl-acetylene-propyne-ch-3-c-ch-will-6a00aa04db22397c61e753f4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/brass-is-an-alloy-containing-copper-and-6a00aa04db22397c61e753f5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/60cm-3-of-hydrogen-are-sparked-with-20cm-3-of-oxygen-at-100-6a00aa04db22397c61e753f6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-1/if-the-diffusion-of-oxygen-gas-is-taken-as-1-what-will-be-6a00aa04db22397c61e753f7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/a-brand-of-ink-containing-cobalt-ii-ions-and-copper-ii-ions-6a00aa04db22397c61e753f8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/which-of-the-following-substances-is-a-mixture-6a00aa04db22397c61e753f9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/if-the-quantity-of-oxygen-occupying-a-2-7l-container-at-a-6a00aa04db22397c61e753fa</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/which-of-the-following-substances-has-the-lowest-vapour-6a00aa04db22397c61e753fb</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/the-atomic-numbers-of-two-element-x-and-y-are-12-and-9-6a00aa04db22397c61e753fc</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/the-greater-the-difference-in-electrons-negatively-between-6a00aa04db22397c61e753fd</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/in-the-purification-of-town-water-supply-alum-is-used-6a00aa04db22397c61e753fe</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/oil-spillage-in-ponds-and-creek-can-be-cleaned-up-by-6a00aa04db22397c61e753ff</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/the-solubiltty-of-na-3-asso-4-in-the-ethanol-as-75-na-23-o-6a00aa04db22397c61e75400</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-2/the-basicity-of-tetraoxophosphate-vi-acid-is-6a00aa04db22397c61e75401</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/which-of-the-following-substances-is-not-a-homogenous-6a00aa04db22397c61e75402</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/there-is-a-large-temperature-interval-between-the-melting-6a00aa04db22397c61e75403</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/how-many-moles-of-h-are-there-in-1dm-3-of-0-5m-solution-of-h-6a00aa04db22397c61e75404</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/a-given-mass-of-gas-occupies-2dm-3-at-300k-at-what-6a00aa04db22397c61e75405</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/if-100cm-3-of-oxygen-pass-through-a-porous-plug-in-50-6a00aa04db22397c61e75406</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/which-of-the-following-is-a-measure-of-the-average-kinetic-6a00aa04db22397c61e75407</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/how-many-lone-pairs-of-electrons-are-there-on-the-central-6a00aa04db22397c61e75408</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/four-element-p-q-r-and-s-an-have-1-2-3-and-7-electrons-in-6a00aa04db22397c61e75409</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/which-of-the-following-gases-dissolves-in-water-vapour-to-6a00aa04db22397c61e7540a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2011-2012-day-3/water-for-town-supply-is-chlorinated-to-make-it-free-from-6a00aa04db22397c61e7540b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/in-which-order-are-the-following-salts-sensitive-to-light-i-6a00aa04db22397c61e753e4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/the-poh-of-a-solution-of-0-25moldm-3-of-hydrochhloric-acid-6a00aa04db22397c61e753e5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/mno-4-aq-8h-aq-y-mn-2-aq-4h-2-o-l-y-in-the-equation-6a00aa04db22397c61e753e6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/given-that-m-is-the-mass-of-substance-deposited-in-an-6a00aa04db22397c61e753e7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/0-46g-of-ethanol-when-burned-raised-the-temperature-of-50g-6a00aa04db22397c61e753e8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/powdered-marble-reacts-faster-with-hydrochloric-acid-6a00aa04db22397c61e753e9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/for-a-reaction-in-equilibrium-the-species-involved-in-the-6a00aa04db22397c61e753ea</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/a-phenomenon-where-an-element-exists-in-different-forms-in-6a00aa04db22397c61e753eb</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/the-substance-often-used-for-vulcanization-of-rubber-is-6a00aa04db22397c61e753ec</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2010-2011/a-gas-that-is-not-associated-with-global-warming-is-6a00aa04db22397c61e753ed</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/which-of-the-following-is-a-physical-change-6a00aa04db22397c61e753d0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/in-the-reaction-sno-2-2c-sn-2co-the-mass-of-coke-containing-6a00aa04db22397c61e753d1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/the-avogadro-number-of-24g-of-magnesium-is-the-same-as-that-6a00aa04db22397c61e753d2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/if-gas-occupies-a-container-of-volume-14cm-3-at-18-c-and-0-6a00aa04db22397c61e753d3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/the-volume-occupied-by-1-58g-of-a-gas-at-stp-is-500cm-3-what-6a00aa04db22397c61e753d4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/equal-volumes-of-co-so-2-no-2-and-h-2-s-were-released-into-a-6a00aa04db22397c61e753d5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/a-basic-postulate-of-the-kinetic-theory-of-gases-is-that-the-6a00aa04db22397c61e753d6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/which-of-the-following-terms-indicates-the-number-of-bonds-6a00aa04db22397c61e753d7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/x-g-x-g-the-type-of-energy-involved-in-the-above-6a00aa04db22397c61e753d8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/chlorine-consisting-of-two-isotopes-of-mass-number-35-and-37-6a00aa04db22397c61e753d9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/10-0dm-3-of-air-containing-h-2-s-as-an-impurity-was-passed-6a00aa04db22397c61e753da</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/a-blue-solid-t-which-weighted-5-0g-was-placed-on-a-table-6a00aa04db22397c61e753db</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/the-effluent-of-an-industrial-plant-used-in-the-electrolysis-6a00aa04db22397c61e753dc</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/the-solubility-in-moles-per-dm-3-of-20g-of-cuso-4-dissolved-6a00aa04db22397c61e753dd</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/smoke-consists-of-6a00aa04db22397c61e753de</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/na-2-cro-4-cacl-2-cacro-4-2nacl-given-a-solution-of-sodium-6a00aa04db22397c61e753df</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/2-0g-of-monobasic-acid-was-made-up-to-25cm-3-with-distilled-6a00aa04db22397c61e753e0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/what-is-the-concentration-of-h-ions-in-moles-per-dm-3-of-a-6a00aa04db22397c61e753e1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/what-volume-of-11-0m-hydrochloric-acid-must-be-diluted-to-6a00aa04db22397c61e753e2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2009-2010/if-108g-of-silver-is-deposited-in-a-silver-coulometer-6a00aa04db22397c61e753e3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-shape-of-the-s-orbital-is-6a00aa04db22397c61e753bc</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/carcinogenic-substance-is-6a00aa04db22397c61e753bd</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/in-the-electrolysis-of-brine-the-anode-is-6a00aa04db22397c61e753be</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/which-of-the-following-hydrogen-halides-has-the-highest-6a00aa04db22397c61e753bf</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-allotrope-of-carbon-used-in-the-decolourization-of-sugar-6a00aa04db22397c61e753c0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/sulphur-iv-oxide-bleaches-by-6a00aa04db22397c61e753c1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/aluminum-hydroxide-is-used-in-the-dyeing-industry-as-a-6a00aa04db22397c61e753c2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/an-isomer-of-c-5-h-12-is-6a00aa04db22397c61e753c3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/vulcanization-involves-the-removal-of-6a00aa04db22397c61e753c4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/phenolphthalein-in-acidic-solution-is-6a00aa04db22397c61e753c5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/when-iron-is-exposed-to-moisture-and-it-rusts-the-value-of-g-6a00aa04db22397c61e753c6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/a-substance-that-is-used-as-a-ripening-agent-for-fruits-is-6a00aa04db22397c61e753c7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-shape-of-the-hydrocarbon-compound-ch-4-is-6a00aa04db22397c61e753c8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/sugar-is-separated-from-as-impurities-by-6a00aa04db22397c61e753c9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-component-of-an-atom-that-contributes-least-to-its-mass-6a00aa04db22397c61e753ca</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/an-element-will-readily-form-an-electrovalent-compound-if-it-6a00aa04db22397c61e753cb</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-most-suitable-metal-that-can-be-used-as-a-lightning-6a00aa04db22397c61e753cc</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-most-abundant-element-on-the-earth-s-crust-is-6a00aa04db22397c61e753cd</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/metalloids-are-also-referred-to-as-6a00aa04db22397c61e753ce</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2008-2009/the-ores-that-can-be-concentrated-by-flotation-are-6a00aa04db22397c61e753cf</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/which-of-the-following-is-not-a-property-of-magnesium-oxide-6a00aa04db22397c61e753a3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/catalytic-hydrogenation-of-alkenes-produces-6a00aa04db22397c61e753a4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/tetraoxosulphate-vi-acid-is-described-as-a-strong-acid-6a00aa04db22397c61e753a5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/which-of-these-metals-mg-fe-pb-and-cu-will-dissolve-in-6a00aa04db22397c61e753a6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/a-correct-electrochemical-series-can-be-obtain-from-k-na-ca-6a00aa04db22397c61e753a7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/rhombic-sulphur-monoclinic-sulphur-and-amorphous-sulphur-are-6a00aa04db22397c61e753a8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/laughing-gas-is-6a00aa04db22397c61e753a9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/the-correct-name-of-the-compound-ch-3-ch-2-conh-3-is-6a00aa04db22397c61e753aa</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/the-name-pentanone-is-not-specific-and-proper-because-it-can-6a00aa04db22397c61e753ab</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/the-oxide-that-remain-unchanged-when-heated-with-hydrogen-is-6a00aa04db22397c61e753ac</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/what-is-the-most-metallic-element-in-the-set-6a00aa04db22397c61e753ad</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/what-is-the-mole-fraction-of-water-in-a-soluble-prepared-by-6a00aa04db22397c61e753ae</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/a-consequence-of-global-warming-is-6a00aa04db22397c61e753af</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/gunpowder-is-made-from-charcoal-sulphur-and-potassium-6a00aa04db22397c61e753b0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/which-one-of-following-group-ii-element-has-the-highest-6a00aa04db22397c61e753b1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/in-which-of-the-following-compound-does-sulphur-have-an-6a00aa04db22397c61e753b2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/which-one-of-the-following-element-does-not-show-allotropy-6a00aa04db22397c61e753b3</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/cellulose-and-starch-can-be-classified-as-one-of-the-6a00aa04db22397c61e753b4</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/what-mass-of-anhydrous-solution-of-sodium-trioxocarbonate-iv-6a00aa04db22397c61e753b5</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/how-many-isomers-can-be-formed-from-organic-compounds-with-6a00aa04db22397c61e753b6</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/the-oxidation-of-ch-3-ch-2-ch-2-oh-gives-6a00aa04db22397c61e753b7</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/the-solubility-of-alkanols-in-water-is-due-to-6a00aa04db22397c61e753b8</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/the-gas-that-is-not-associated-with-global-warming-is-6a00aa04db22397c61e753b9</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/in-which-order-are-the-following-salt-sensitive-to-light-6a00aa04db22397c61e753ba</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2007-2008/a-phenomenon-where-an-element-exist-in-different-forms-in-6a00aa04db22397c61e753bb</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/in-which-of-the-following-is-the-oxidation-number-of-6a00aa04db22397c61e7538f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/which-of-the-following-elements-form-more-than-one-acidic-6a00aa04db22397c61e75390</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/when-air-is-passed-through-a-heated-tube-containing-finely-6a00aa04db22397c61e75391</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/which-of-the-following-compounds-will-undergo-addition-6a00aa04db22397c61e75392</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/equilibrium-is-said-to-be-attained-in-reversible-reaction-6a00aa04db22397c61e75393</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/catalytic-hydrogenation-of-oils-results-in-the-production-of-6a00aa04db22397c61e75394</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/the-heat-accompanying-in-the-reaction-represented-by-the-6a00aa04db22397c61e75395</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/the-following-are-uses-of-sulphur-except-6a00aa04db22397c61e75396</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/how-many-molecules-are-there-in-14g-of-nitrogen-gas-s-t-p-n-6a00aa04db22397c61e75397</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/the-metal-extracted-from-cassiterite-is-6a00aa04db22397c61e75398</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/the-most-suitable-method-to-use-when-separating-an-insoluble-6a00aa04db22397c61e75399</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/what-is-the-amount-in-mole-of-sodium-trioxocarbonate-iv-in-5-6a00aa04db22397c61e7539a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/120cm-3-of-hydrogen-were-sparked-with-60cm-3-of-oxygen-at-6a00aa04db22397c61e7539b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/the-following-are-miscible-with-water-except-6a00aa04db22397c61e7539c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/the-major-raw-material-in-a-plastic-industry-is-6a00aa04db22397c61e7539d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/which-of-the-following-compounds-is-aromatic-6a00aa04db22397c61e7539e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/given-that-32-0g-of-sulphur-contains-6-02-x-10-23-atoms-how-6a00aa04db22397c61e7539f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/an-acid-present-in-the-proteins-is-6a00aa04db22397c61e753a0</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/a-sample-of-orange-juice-is-suspected-to-have-been-6a00aa04db22397c61e753a1</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2006-2007/which-of-the-following-hydrocarbons-is-not-likely-to-be-6a00aa04db22397c61e753a2</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/when-air-which-contains-the-gases-oxygen-nitrogen-carbon-6a00aa04db22397c61e7537c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/when-large-hydrocarbon-molecules-are-heated-at-high-6a00aa04db22397c61e7537d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/the-ph-of-four-solutions-w-x-y-z-are-4-6-8-10-respectively-6a00aa04db22397c61e7537e</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/when-each-of-the-nitrates-of-potassium-magnesium-and-iron-is-6a00aa04db22397c61e7537f</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/which-of-the-following-contains-two-amphoteric-oxides-6a00aa04db22397c61e75380</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/helium-atoms-are-chemically-unreactive-because-6a00aa04db22397c61e75381</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/50cm-sup3-of-hydrogen-are-sparked-with-20cm-sup3-of-oxygen-6a00aa04db22397c61e75382</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/how-many-grams-of-hbr-would-exactly-be-required-to-react-6a00aa04db22397c61e75383</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/when-ammonium-potassium-and-calcium-carbonates-are-each-6a00aa04db22397c61e75384</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/under-high-pressure-real-gases-do-not-obey-gas-laws-because-6a00aa04db22397c61e75385</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/500cm-sup3-oxygen-was-collected-over-water-30-deg-c-and-6a00aa04db22397c61e75386</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/which-of-the-following-statement-is-an-exception-in-the-6a00aa04db22397c61e75387</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/which-of-the-following-statement-is-true-6a00aa04db22397c61e75388</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/5-00g-of-hydrated-salt-of-barium-when-heated-to-a-constant-6a00aa04db22397c61e75389</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/in-the-reaction-of-oxygen-with-hydrogen-to-produce-water-6a00aa04db22397c61e7538a</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/oxidation-is-a-process-of-6a00aa04db22397c61e7538b</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/the-number-of-atoms-in-one-mole-of-a-substance-is-equal-to-6a00aa04db22397c61e7538c</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/which-of-the-following-statement-is-not-true-of-6a00aa04db22397c61e7538d</loc><lastmod>2026-05-10</lastmod></url>
  <url><loc>https://teacha.io/past-questions/futo/chemistry-hsykcdvsyu/2005-2006/if-concentrated-sulphuric-acid-is-added-to-sugar-and-warmed-6a00aa04db22397c61e7538e</loc><lastmod>2026-05-10</lastmod></url>
</urlset>