Easy MCQ +4 / -1 PYQ · JEE Mains 2023

Incorrect method of preparation for alcohols from the following is:

  1. A Hydroboration-oxidation of alkene.
  2. B Reaction of Ketone with $\mathrm{RMgBr}$ followed by hydrolysis.
  3. C Ozonolysis of alkene. Correct answer
  4. D Reaction of alkyl halide with aqueous $\mathrm{NaOH}$.

Solution

Reductive ozonolysis of alkenes will lead to formation of aldehyde or ketones, oxidative ozonolysis of alkenes will lead to formation of carboxylic acids or ketones.<br/><br/> So, alcohol is not formed by ozonolysis of alkenes.

About this question

Subject: Chemistry · Chapter: Alcohols, Phenols and Ethers · Topic: Preparation and Properties of Alcohols

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