1.

An organic compound of molecular formula, C_3H_6O , forms 2,4 - dinitrophenylhydrazone, but gives negative Tollen's test . The compound is

Answer»

`CH_2=CH - CH_2-OH`
`CH_3CH_2CHO`
`CH_3COCH_3`
`CH_2=CH-OCH_3`

ANSWER :C


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