Question

Increasing order of the nucleophilic substitution of following compounds is

• A. I $<$ III $<$ II $<$ IV
• B. II $<$ I $<$ III $<$ IV
• C. II $<$ III $<$ I $<$ IV
• D. IV $<$ III $<$ I $<$ II

Hint:

SNAr reactivity increases with:
Strong \(-M\) groups (NO\(_2\), CN)
Multiple EWGs increase rate dramatically
EDGs reduce substitution

Answer 1

The Correct Option is B