Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Chemistry
  6. /
  7. 2002
  8. /
  9. Q27
Question 27

A substance is said to be hygroscopic if it absorbs

  • A.water from the atmosphere to form a solution
  • B.heat from the surrounding
  • C.carbon (IV) oxide from the atmosphere
  • D.moisture from the atmosphere without dissolving
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
2002
Question no.
#27
Type
Objective
Previous · Q26Which of following acids forms normal salts only? Next · Q28 Which of the following substances increases in mass when heated in air?

More from this paper

  • Q23Determine the mass of sulphur (IV) oxide obtained when 91.0g of oxygen reacts…
  • Q24The gas given off when NH 4 Cl is heated with an alkali is
  • Q25A major factor considered in selecting a suitable method for preparing a simple…
  • Q29Calculate the mass of sodium hydroxide in 5.00 dm 3 of a 0.125 mol dm -3…
  • Q30Which of the following salt solutions will have a pH greater than 7?
  • Q31What will happen if more heat is applied to the following system at equilibrium?…
See all Chemistry 2002 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