question_answer

The gas liberated by the electrolysis of Dipotassium succinate solution is:   [JEE Main Online Paper ( Held On 11 Apirl  2014 )

A) Ethane                 

B) Ethyne

C) Ethene                 

D) PropeneAT

Correct Answer: C

Solution :

                Ethene is obtained by electrolysis of dipotassium succinate as follows At anode :\[2{{H}^{+}}+2{{e}^{-}}\xrightarrow[{}]{{}}\left[ 2H \right]\xrightarrow[{}]{{}}{{H}_{2}}\]