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JEE Main202125 Feb 2021Morning ShiftChemistryCarboxylic Acid DerivativesActual

Which one of the following reactions will not form acetaldehyde?

Options

  1. ACH 3 CH 2 OH ⟶ CrO 3 - H 2 SO 4
  2. BCH 2 = CH 2 + O 2 Pd II / Cu II H 2 O
  3. CCH 3 CN   i )  DIBAL - H   ii   ) H 2 O >
  4. DCH 3 CH 2 OH Cu 573   K >

Correct answer

A. CH 3 CH 2 OH ⟶ CrO 3 - H 2 SO 4

Step-by-step solution

Ethyl alcohol on oxidation with acidified chromium oxide forms acetic acid. The reaction is as follows:

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