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JEE Main 202522 JanuaryEvening Shift
Exam
JEE Main
Year
2025
Date
22 January
Shift
Evening Shift
Subject
Chemistry
Chapter
Haloalkanes and Haloarenes

JEE Main 2025 · 22 January · Evening Shift · Chemistry · Haloalkanes and Haloarenes

The maximum number of RBr producing 2-methylbutane by above...

The maximum number of RBr producing 2-methylbutane by above sequence of reactions is ________ - (Consider the
The maximum number of RBr producing 2-methylbutane by above sequence of reactions is ________ - (Consider the structural isomers only)

Options

  1. A5
  2. B4
  3. C3
  4. D1

Correct answer

B. 4

Step-by-step solution

RBr→ dry Ether MgRMgBr→H2OR−\mathrm{RBr} \xrightarrow[\text{ dry Ether }]{\mathrm{Mg}} \mathrm{RMgBr} \xrightarrow{\mathrm{H}_2 \mathrm{O}} \mathrm{R}-H\mathrm{H}Hence,RBrCanbe<imgsrc="https://cdn−question−pool.getmarks.app/pyq/jeemain/vx915WnRnK1QCtJTSLwQ0O9kfxzKdW37tRQsubGR2−8.original.fullsize.png"><br>Hence, RBr Can be <img src="https://cdn-question-pool.Quantrex.app/pyq/jee_main/vx915WnRnK1QCtJTSLwQ0O9kfxzKdW37tRQsubGR2-8.original.fullsize.png"><br>
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