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Question

Chemistry Question on Haloalkanes and Haloarenes

Which of the following is the most reactive towards nucleophilic substitution reaction?

A

$ClCH_2 ?

B

$CH_2 = CH ?

C

$CH_3CH = CH ?

D

C6H5ClC_6H_5Cl

Answer

$CH_2 = CH ?

Explanation

Solution

ClCH2CH=CH2Cl - CH _{2}- CH = CH _{2} It is more reactive towards SN Reaction because carbocation formed at allylic position is highly stabilized through resonance.