Propanitrile can be prepared by reacting bromoethane with potassium cyanide. Which statement is not correct about the reaction between bromoethane and potassium cyanide?

A.     The reaction is bi-molecular.

B.     The reaction follows the \({{\text{S}}_{\text{N}}}{\text{2}}\) mechanism.

C.     Homolytic fission occurs between the carbon-bromine bond in bromoethane.

D.     The cyanide ion, \({\text{:C}}{{\text{N}}^ - }\), acts as a nucleophile.

C

One respondent stated that propanenitrile should have been written instead of propanitrile, which is correct.