IGCSE O Level Chemistry MCQs - Chapter 12

Salts and Identification of Ions and Gases Multiple Choice Questions (MCQ) PDF Download - 10

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Salts & Identification of Ions & Gases Exam Questions and Answers PDF Download: Test 10

MCQ 46:

Salts are formed when

acids neutralize bases
acids neutralize alkalis
acids react with a metal
all of above

MCQ 47:

Number of hydrogen atoms in acid which can be replaced by a metal is called

tribasic
basicity
acidity
amphoteric oxides

MCQ 48:

Metal oxides or metal hydroxides form

acids
base
salt solution
sugar solution

MCQ 49:

If the hydrogen (H⁺) of acid is fully replaced by a metal, the product is a

neutral oxides
amphoteric oxides
acid salt
salt

MCQ 50:

Evaporation of solution of CuSO₄ helps in

making it concentrated only
crystallization of CuSO₄ only
evaporation of salt CuSO₄
making it concentrated and crystallization of CuSO₄

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Salts and Identification of Ions and Gases MCQs

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