Class 12Chemistry2 Aldehydes, Ketones and Carboxylic Acids: Carboxylic Acids and their DerivativesProperties of Carboxylic Acids and Their Derivatives
MediumLactic acid on oxidation by alkaline potassium permanganate gives
- ATartaric acid
- BPyruvic acid
- CCinnamic acid
- DPropionic acid
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Reason : An enol is first formed by loss of $CO_2$,but it readily tautomerises to the more stable ketone.
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