Which acid can be oxidised by Fehling solution ?

malonic acid

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acetic acid

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oxalic acid

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formic acid

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Solution

The correct option is D formic acid
Formic acid can be oxidised by Fehling solution, Tollen's ragent, mercuric chloride and potassium permanganate.
$H C O O H + 2 C u O \to C O_{2} + H_{2} O + C u_{2} O r e d d i s h b r o w n ↓$

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