Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Which of the following alkyl halide is most reactive towards substitution by 
mechanism?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
An 
reaction involves two steps; formation of carbocation (which is the slow and thus, the ratedetermining) and attack of the nucleophile on the 
- carbon. 
Among the given options, the 
bond is weakest for 
in 
. Thus, it will be most reactive towards 
reaction.
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