Chemistry 5070 · O Level · Carboxylic acids

Carboxylic acids — practice question

Both ethanoic acid and butanoic acid belong to the carboxylic acids.
(a)[1]

Name a reagent that may be used to convert ethanol into ethanoic acid.

(b(i))[2]

Name one metal that reacts with dilute ethanoic acid and state the products formed in this reaction.

(b(ii))[2]

Construct an equation showing the reaction between dilute ethanoic acid and calcium carbonate.

(c)[1]

Draw the structure of a carboxylic acid that is isomeric with butanoic acid. Show every atom and every bond.

(d(i))[1]

What type of polymerisation takes place during this reaction?

(d(ii))[1]

This polyester is biodegradable. Suggest one advantage of a polymer that is biodegradable.

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