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Question

Here A or B is


A

CH=CH

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B

KOH

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C

CH2 =CH2

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D

KNO3

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Solution

The correct option is B

KOH


This is an example of kolbe's electrolysis method.

By Kolbe's Electrolysis Method:

Sodium or potassium salt of maleic or fumaric acid on electrolysis gives acetylene and CO2 at anode whereas hydrogen at cathode.


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