O-LevelChemistryMetals & Reactivity5070/12 · May/June 2022 · Q321 Mark
Which statement about some metals and their compounds is correct?
ACalcium reacts with cold water but not with steam.
BLead carbonate decomposes at a higher temperature than zinc carbonate.
CMagnesium can be extracted from its oxide by heating strongly with carbon.
DPure aluminium reacts with cold, dilute hydrochloric acid.
✓ Correct answer
D: Pure aluminium reacts with cold, dilute hydrochloric acid.
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