Easy MCQ +4 / -1 PYQ · JEE Mains 2021

Experimentally reducing a functional group cannot be done by which one of the following reagents?

  1. A Pt-C/H<sub>2</sub>
  2. B Na/H<sub>2</sub> Correct answer
  3. C Pd-C/H<sub>2</sub>
  4. D Zn/H<sub>2</sub>O

Solution

Na in presence of H<sub>2</sub>, will not release electron which are required for reduction. <br><br>H<sub>2</sub> gas also not get adsorbed on Na. Hence Na/H<sub>2</sub> cannot be used as a reducing agent.

About this question

Subject: Chemistry · Chapter: Aldehydes, Ketones and Carboxylic Acids · Topic: Nucleophilic Addition Reactions

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