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QJEEM19Ch1af3: JEE Main 2019 Chemistry - Class 11 JEEM19Ch1af3 Solution: Increasing order of reactivity of the following compounds for S …

Increasing order of reactivity of the following compounds for SN1 substitution is: JEE Main 2019 (Online) 9th April Evening Slot Chemistry - Hydrocarbons Question 108 English

Multiple Choice Options

  • A (B) < (C) < (D) < (A)
  • B (B) < (A) < (D) < (C)
  • C (B) < (C) < (A) < (D)
  • D (A) < (B) < (D) < (C)

Step-by-Step Verified Solution

In SN1 substitution reaction, reactivity of compound depends on the stability of carbocation formed in the rate determination step. Reactivity of compound will be more when it's carbocation is more stable.

JEE Main 2019 (Online) 9th April Evening Slot Chemistry - Hydrocarbons Question 108 English Explanation

So stability order of carbocation :

C > D > A > B

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