Chemistry · Oct / Nov 2017 · Paper 12 · Question 24
5070The characteristic properties of acids and bases
Dilute hydrochloric acid is added separately to samples of copper, copper(II) oxide and copper(II) carbonate. Which row correctly shows whether copper(II) chloride is produced?
- ACu ✓, CuO ✓, CuCO3 ✓
- BCu ✗, CuO ✓, CuCO3 ✗
- CCu ✓, CuO ✗, CuCO3 ✓
- DCu ✗, CuO ✓, CuCO3 ✓
As printed in the paper
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Correct answer: D. Cu ✗, CuO ✓, CuCO3 ✓
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