The reagent for the following reaction w...

The reagent for the following reaction would be

A

Alcoholic KOH

B

Alcoholic KOH followed by `NaNH_2`

C

`Zn//CH_3OH`

D

Aqueous KOH followed by `NaNH_2`

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The correct Answer is:

B

With alc.KOH first forms vinyl compound, this gives propyne on treatment with `NaNH_2`

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