Reactions of acids
3 marks · EasyThe following statements are about reactions of acids with carbonates.
Write a word equation for the reaction between nitric acid and calcium carbonate.
State the name of the salt produced in this reaction.
Name the other two products formed in this reaction.
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(a) nitric acid + calcium carbonate \rightarrow calcium nitrate + carbon dioxide + water
(b) Calcium nitrate
(c) carbon dioxide and water
Common mistakes: carbon dioxide named as carbon monoxide
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Marking points
B1 (a) · 1 mark · Writes correct word equation for the reaction.
B2 (b) · 1 mark · States calcium nitrate is the salt formed.
B3 (c) · 1 mark · Names carbon dioxide and water as the other products.
Worked solution
a) nitric acid + calcium carbonate \rightarrow calcium nitrate + carbon dioxide + water
b) Calcium nitrate
c) carbon dioxide and water