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JEE Main 202116 MarchEvening Shift
Exam
JEE Main
Year
2021
Date
16 March
Shift
Evening Shift
Subject
Chemistry
Chapter
Haloalkanes and Haloarenes

JEE Main 2021 · 16 March · Evening Shift · Chemistry · Haloalkanes and Haloarenes

Identify the reagent(s) ' A ' and condition(s) for the reaction :

Identify the reagent(s) ' A ' and condition(s) for the reaction :

Identify the reagent(s) 'AA' and condition(s) for the reaction :

Options

  1. AA=HClA = HCl; Anhydrous AlCl3{AlCl}_{3}
  2. BA=HCl,ZnCl2A = HCl, {ZnCl}_{2}
  3. CA=Cl2A = {Cl}_{2}; UVUV light
  4. DA=Cl2A = {Cl}_{2}; dark, Anhydrous AlCl3{AlCl}_{3}

Correct answer

C. A=Cl2A = {Cl}_{2}; UVUV light

Step-by-step solution

Identify the reagent(s) ' A ' and condition(s) for the reaction :

For substitution at allylic position in the given compound, the reagent used is Cl2/UV{Cl}_{2} / UV light.

The reaction is free radical halogenation.

Identify the reagent(s) ' A ' and condition(s) for the reaction :

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