The vapure of a carboxylic acid HA when ...

The vapure of a carboxylic acid `HA` when passed over `MnO` at 573 K`yields Propanone. The acid `HA` is

A

Methanoic acid

B

Ethanoic acid

C

Propanoic acid

D

Butanoic acid

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The correct Answer is:

B

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