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Increasing order of reactivity of the following compounds for S N 1 substitution is : CH 2 –Cl CH 3 CH 3 (A) Cl (B) H 3 C (C) H 3 CO Cl (D) Cl

1. (A) < (B) < (D) < (C)
2. (B) < (C) < (D) < (A)
3. (B) < (C) < (A) < (D)
4. (B) < (A) < (D) < (C)

Correct answer: (B) < (A) < (D) < (C)

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