GCE O Level Chemistry MCQs Quiz Online PDF Download

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MCQs on GCE O Level ChemistryQuiz PDF Download

MCQ: A brine solution is

  1. low in salts
  2. concentrated in salts
  3. highly concentrated in salts
  4. contains a lot of water


MCQ: Ions remaining unchanged in both reactants and products are called as

  1. residual ions
  2. sublimates
  3. spectator ions
  4. radical ions


MCQ: Hydrogenation of alkenes in margarine manufacturing requires catalyst of

  1. vanadium oxide
  2. iron
  3. platinum
  4. nickel


MCQ: Solvent refers to the

  1. gas that will dissolve
  2. a solid which dissolves
  3. a liquid which does the dissolving
  4. a liquid that is dissolved


MCQ: Sulfite ion can be written symbolically as

  1. SO4−2
  2. SO3−2
  3. SO4−3
  4. S−2