JEE Main 2023ChemistryHydrocarbonsMediumMCQ

JEE Main 2023Hydrocarbons Question with Solution

JEE Main 2023 (13 Apr Shift 1)

Question

In the following reaction X is

CH3CH24CH3HClAnhy.AlCl3Xmajor product

Choose an option

Show full solutionCorrect option: B
Correct answer
B

Step-by-step explanation

When n-Hexane is heated with anhydrous AlCl3 and HCl gas at 573K under a pressure of about 30-35atm it Isomerises to give a branched chain alkanes.

CH3CH24CH3HClAnhy.AlCl3CH32CHCH2CH2CH32-methylpentane+3-methylpentane

Major product in the above reaction is 2-methylpentane.

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About this question

This is a previous-year question from JEE Main 2023, 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.