Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. NDA
  4. /
  5. Chemistry
  6. /
  7. 2016/2017
  8. /
  9. Q32
Question 32

A colourless solution was tested with Tollen's reagent, the colourless solution gave a silver mirror. This indicates the presence of

  • A.Carboxylic acid
  • B.Ketone
  • C.Amine
  • D.Aldehyde
Objective

Question details

Exam body
NDA
Subject
Chemistry
Year
2016/2017
Question no.
#32
Type
Objective
Previous · Q31The addition of water to calcium oxide leads to Next · Q33 The metal used to recover copper from a solution of copper sulphate is

More from this paper

  • Q28The minimum amount of energy required for a reaction to take place is
  • Q29A 50.0mg supply of iodine -131, used in hospital in the treatment of…
  • Q30Radioactive changes differ from ordinary chemical changes in that radioactive…
  • Q34The Metallurgical process in which a metal is obtained in a fused state is…
  • Q35Which of the following statements is correct? Aqueous solution of oxides of…
  • Q36Which of the following is not true about electrovalent compounds.
See all Chemistry 2016/2017 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy