Medium MCQ +4 / -1 PYQ · JEE Mains 2021

Presence of which reagent will affect the reversibility of the following reaction, and change it to a irreversible reaction :

CH4 + I2 $$\mathrel{\mathop{\kern0pt\rightleftharpoons} \limits_{{\mathop{\rm Re}\nolimits} versible}^{hv}} $$ CH3 $-$ I + HI

  1. A HOCl
  2. B dilute HNO<sub>2</sub>
  3. C Liquid NH<sub>3</sub>
  4. D Concentrated HIO<sub>3</sub> Correct answer

Solution

Iodination of alkane is reversible reaction. It can be irreversible in the presence of strong oxidising agent like conc. HNO<sub>3</sub> or conc. HIO<sub>3</sub>.

About this question

Subject: Chemistry · Chapter: Hydrocarbons · Topic: Alkanes

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