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Acids and carbonates MCQ - Practice Questions with Answers

Solve 1 Acids and carbonates questions for RAS/RPSC preparation.

Practice questions

Q1Ethanoic acid reacts with carbonates to form:

A Salt, nitrogen dioxide and water only
B Salt, carbon dioxide and water only
C Salt, ethane and water only
D Salt and water only
Explanation

Ethanoic acid is a carboxylic acid, and acids react with carbonates to produce the corresponding salt, carbon dioxide and water. For example, ethanoic acid with sodium carbonate gives sodium ethanoate, carbon dioxide and water. Nitrogen dioxide is not produced in a carbonate-acid reaction; it is associated with nitrogen oxides. Ethane is a hydrocarbon and is not released by this reaction. Salt and water alone would describe an acid-base neutralisation, but carbonates specifically also release carbon dioxide, which is why bubbling is observed.

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