JEE Main 2021ChemistryHydrocarbonsAromatic HydrocarbonseasyMCQ

JEE Main 2021 — Hydrocarbons Question with Solution

From: JEE Main 2021 (Online) 24th February Evening Shift

Question

The correct order of the following compounds showing increasing tendency towards nucleophilic substitution reaction is :

JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Hydrocarbons Question 93 English

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Show full solutionCorrect option: D
Correct answer
D(i) < (ii) < (iii) < (iv)

Step-by-step explanation

JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Hydrocarbons Question 93 English Explanation

Greater the number of nitro (NO2) group in chlorobenzene, greater the rate of nucleophilic substitution reaction in aromatic halides.

When a nitro group is present at ortho and para position, it can withdraw electrons from the benzene ring.

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About this question

This is a previous-year question from JEE Main 2021, covering the Hydrocarbons 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.