Q.
{"1":{"data":"Benzonitrile is prepared by the reaction of
\r\nchlorobenzene with potassium cyanide.
","imageType":"-1","image":"-1"},"2":{"data":"Cyanide $(CN^-)$ is a strong nucleophile.","imageType":"-1","image":"-1"}}
IIT JEEIIT JEE 1998
Solution: