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O-LevelChemistryAcids, Bases & Salts5070/11 · May/June 2014 · Q41 Mark

The scheme shows a sequence of reactions starting from compound Y. What could the compound Y be?

Diagram for this question, from the exam paper

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Aaluminium sulfate
Bcalcium carbonate
Ccopper(II) carbonate
Dzinc carbonate

✓ Correct answer

B: calcium carbonate

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About this question

Topic
Acids, Bases & Salts, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, May/June 2014 Paper 1 Variant 1, question 4.

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