................... is the functional group of carboxylic acid.

Q.1 (A)(iii) .................... is the functional group of carboxylic acid.

A. —COOH

B. —CO—

C. —CHO—

D. —OH

Doubtly Asked 25 Oct 2026 Asked in 2 board papers (March 2024, June 2026) ssc 10th Save WhatsApp Report

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Answer: A. —COOH

Answer: (A) —COOH

The carboxyl group —COOH contains a carbonyl group (C=O) and a hydroxyl group (—OH) on the same carbon. It is the functional group of carboxylic acids such as acetic acid, CH₃COOH. —CHO is the aldehyde group and —OH the alcohol group.

Doubtly AI · 25 Oct 2026 AI-verified · Oct 2026 Report

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................... is the functional group of carboxylic acid.

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