A-LevelChemistryEquilibria9701/12 · Oct/Nov 2019 · Q191 Mark
Ammonia, carbon dioxide and water react together to form ammonium carbonate. Which statement about this reaction is correct?
AIt is a redox reaction.
BIt is an acid-base reaction.
CThe H-N-H bond angle decreases as a consequence of this reaction.
DThe three substances react in a 1:1:1 ratio in this reaction.
✓ Correct answer
B: It is an acid-base reaction.
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