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IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry Competitive Exam MCQs – Practice Test 21 (Chapter 1)

Acids and Bases MCQs with Answers PDF Download – Test 21

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Acids & Bases MCQs with Answers PDF Download: MCQ Quiz 21

MCQ 101: Acids react with metal oxides to form:

  1. salt and water
  2. salt and hydrogen gas
  3. salt and oxygen
  4. salt and water

MCQ 102: Which is correct about neutral oxides?

  1. they are soluble in water
  2. they are insoluble in water
  3. they are metallic oxides
  4. none of above

MCQ 103: Al2O3 + NaOH + H2O →:

  1. NaClH3O4 (s)
  2. NaAl(OH)4 (aq)
  3. NaAl(OH)4 (s)
  4. NaClH3O4 (aq)

MCQ 104: Strong acids do not include:

  1. H2SO4
  2. HNO3
  3. HCl
  4. H2SO3

MCQ 105: Water has a pH of:

  1. 5
  2. 7
  3. 9
  4. 11

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