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KCET2022ChemistryAldehydes and Ketones

The test to differentiate between pentan-2-one and pentan-3-one is

Options

  1. ABenedict's test
  2. BFehling's test
  3. CIodoform test
  4. DBaeyer's test

Correct answer

C. Iodoform test

Step-by-step solution

Pentan-2-one gives positive iodoform test when react with NaOH and I ₂ and form yellow precipitates of iodoform. While pentan-3-one does not gives positive iodoform test. The involved reactions given below :

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