Among the following substances, which one is the most potent acid?

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

Formic acid (methanoic acid) is stronger than acetic acid, propanoic acid, and water because it has a higher tendency to donate protons, making it the strongest acid among the listed options.

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