Chemistry · May / June 2023 · Paper 12 · Question 22
5070The characteristic properties of acids and bases
Which statement about hydrochloric acid is correct?
- AHydrochloric acid reacts with magnesium carbonate to form three different products.
- BHydrochloric acid reacts with magnesium to form magnesium chloride and water.
- CWhen hydrochloric acid is added to a colourless solution of thymolphthalein, it turns blue.
- DWhen hydrochloric acid is warmed with ammonium chloride, ammonia is formed.
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Correct answer: A. Hydrochloric acid reacts with magnesium carbonate to form three different products.
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