Acetylene may be prepared using Kolbes electrolytic method employing:

Pot. acetate

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Pot. succinate

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Pot. fumarate

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None of these

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Solution

The correct option is C Pot. fumarate
Acetylene may be prepared using Kolbes electrolytic method employing potassium fumerate. Acetylene is obtained at anode. The solution is basic due to formation of KOH at cathode.
$(C H C O O N a)_{2} E l e c t r o l y s i s - ------ \to C_{2} H_{2} + 2 C O_{2} + 2 K O H + H_{2}$

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