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O-LevelChemistryAcids, Bases & Salts5070/12 · Oct/Nov 2019 · Q181 Mark

Solution T has the following properties. 1 It reacts with magnesium forming a gas. 2 It reacts with calcium carbonate forming a gas. Which statement about solution T is correct?

AIt contains more OH- ions than H+ ions.
BIt has pH 9.
CIts reaction with calcium carbonate produces hydrogen.
DIt reacts with aqueous ammonia.

✓ Correct answer

D: It reacts with aqueous ammonia.

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About this question

Topic
Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, Oct/Nov 2019 Paper 1 Variant 2, question 18.

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