Identify the correct order of reactivity for the following pairs towards the respective mechanism

Identify the correct order of reactivity for the following pairs towards the respective mechanism

Answer: Option 2
Solution:
(A) SN2 reaction decreases with increase in steric crowding.
(B) SN1 reaction increases with stability of carbocation.
(C) EAS reaction decreases with decrease in electron density.
(D) Presence of electron withdrawing group at ortho and para-position to a halogen in haloarene increase nucleophilic aryl substitution.

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