1.

Some reaction are given below 1) C_(2)H_(5)Br+C_(2)H_(5)ONato(C_(2)H_(5))_(2)+O+NaBr 2) C_(2)H_(5)Br^(+)KCNtoC_(2)H_(5)CN+KBr 3) CH_(4)+Br_(2)overset(AlBr_(3))toCH_(3)Br+HBr 4) C_(2)H_(5)Br+KOHoverset(alc.)toCH_(2)+KBr+H_(2)O Among the above reactions, depict teh nucleophilic substitution reactions is/are

Answer»

only 3
only 3 and 4
only 1, 2
only 4

Answer :C


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