IGCSE O Level Chemistry Practice Test 23

Salts: Hydrogen of Acids Quiz PDF: Questions and Answers - 23

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Salts: Hydrogen of Acids Questions and Answers PDF Download: Quiz 23

MCQ 111: Sufficient hemoglobin in the blood can be tested by adding a drop of

A) Zinc Sulphate

B) Copper Sulphate

C) Magnesium Sulphate

D) Potassium Sulphate

MCQ 112: What is true about orange juice?

A) they are acidic

B) they are alkaline

C) they are neutral

D) they are basic

MCQ 113: Valency of hydroxide ion (OH) is

A) -1

B) -2

C) -3

D) -4

MCQ 114: In exothermic reactions, the final energy content of products is

A) lower than the energy contents of the reactants

B) higher than the energy contents of the reactants

C) not depend upon the energy content of the reactants

D) none of above

MCQ 115: Other than being used to line the furnaces, a quality of ionic crystal structures is that they are

A) conductors of heat

B) conductors of electricity

C) non-conductors of electricity

D) non-conductors of heat

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