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NEET UG CHEMISTRY MCQ: ALDEHYDES & KETONES & CARBOXYLIC ACIDS

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Which would decolourise cold,

aq.

potassium permanganate solution?

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Correct option: B

Cinnamic acid

Option B (Cinnamic acid) is correct because it contains an unsaturated double bond that can be oxidized by potassium permanganate, leading to decolorization.

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