JEE Main 2026 — Haloalkanes and Haloarenes Question with Solution
JEE Main 2026 (22 January Shift 1)
Question
The correct order of the rate of reaction of the following reactants with nucleophile by SN1 mechanism is:
(Given : Structure I and II are rigid)
(Given : Structure I and II are rigid)
Choose an option
Show full solutionCorrect option: D
Correct answer
DII I III IV
Step-by-step explanation
Rate of Stability of formed
(I) and (II) are unstable due to Bredt's rule, (I) has more +I effect.
(II) < (I) < (III) < (IV)
(I) and (II) are unstable due to Bredt's rule, (I) has more +I effect.
(II) < (I) < (III) < (IV)
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This is a previous-year question from JEE Main 2026, covering the Haloalkanes and Haloarenes chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.