The major product (X) in the reaction (trace of H₂O), 25°C (X) is: · ABC26OR0859
Subject: Organic Chemistry · Chapter: Reagents, Reaction Mechanisms & Named Reactions · Topic: Reagents, Reaction Mechanisms & Named Reactions – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Medium
The major product $(\mathrm{X})$ in the reaction 
(trace of $\mathrm{H_2O}$), $25^{\circ}\mathrm{C}$ $(\mathrm{X})$ is:
(trace of $\mathrm{H_2O}$), $25^{\circ}\mathrm{C}$ $(\mathrm{X})$ is:(a)
(b)
(c)
(d)
Answer
Answer: C ✓ checked by 4AB · confidence medium
The source book printed B; on checking, C is correct — see the explanation.
Explanation
Under protic AlCl₃ the methyl groups shift reversibly through arenium ions, and o-xylene equilibrates to the thermodynamically favoured m-xylene (c).
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