1.

Benzene diazonium chloride on reaction with KCN in the presence of CuCN yields X. X on hydrolysis yields Y. Y can also be obatained from

Answer»

Toluene by the ACTION of `Cl_(2)//FeCl_(3)`
Toluene by OXIDATION by `KMnO_(4)`
Toluene by nitration
Toluene by sulphonation

Answer :B


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