Verified Solution • 2025–26 Session moderate

QNEET-2022-Ch-474: NEET 2022 Chemistry - Class 11 NEET-2022-Ch-474 Solution: Predict the order of reactivity of the following four isomers…

Predict the order of reactivity of the following four isomers towards SN2 reaction. (I) CH3CH2CH2CH2ClCH_3CH_2CH_2CH_2Cl (II) CH3CH2CH(Cl)CH3CH_3CH_2CH(Cl)CH_3 (III) (CH3)2CHCH2Cl(CH_3)_2CHCH_2Cl (IV) (CH3)3CCl(CH_3)_3CCl (IV) > (II) > (III) > (I) (IV) > (III) > (II) > (I) (I) > (II) > (III) > (IV) (I) > (III) > (II) > (IV)

Multiple Choice Options

  • A (IV) > (II) > (III) > (I)
  • B (IV) > (III) > (II) > (I)
  • C (I) > (II) > (III) > (IV)
  • D (I) > (III) > (II) > (IV)

Step-by-Step Verified Solution

_ Lesser the steric hinderance on halide carbon, more will be the reactivity of alkyl halide towards S N 2 reaction. _ So correct order towards S N 2 reactivity is :

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