Question

7 In the SN2 reaction, RBr+Cl- =RCl + Br, which of the
following
alkyl bromides reacts faster ?
(A)CH₂ - Br
(B) CH3 - CH₂-Br
(C) CH-CH-Br
(D)CH3-CH(CH3)-Br​

Answer 1

Answer:

(A) CH₂ - Br

Explanation:

SN2  reaction is faster when it is done on 1st degree carbon atom because SN2 is faster at less hindered carbon atom.