Identify the compound that is not classified as an ester from the options below:

Carboxylic Acids MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Carboxylic Acidschemistry-mcqs › carboxylic-acids
Published
18 Mar 2019
Last updated
28 May 2026

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Explanation

Options A, C, and D are esters formed from carboxylic acids and alcohols. However, sodium butyrate (Option B) is a salt of butyric acid and not an ester.

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