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NEST2021ChemistryAlcohols Phenols and Ethers

The steps, in one of the possible reaction mechanisms, corresponding to the preparation of acetone from isopropyl alcohol by using CrO ₃ and conc. H ₂ SO ₄ are mentioned below. CH ₃ CH ( OH ) CH ₃ H ₂ CrO ₄ X+Y X + H ₂ O Acetone + Z + Q (Cr containing species) Q + H ⁺ E + F + H ₂ O Here, Z is H ₃ O ⁺, E and F are Cr -containing species, and Step 3 is a disproportionation reaction. The correct statement(s) is/are

Options

  1. AY = H ₂ O and X contains chromium in oxidation state +6 .
  2. BOxidation states of chromium in E and F are +6 and +3 .
  3. CIn Step 2, water acts as an acid.
  4. DOxidation state of chromium in the compound Q is +4 .

Correct answer

D. Oxidation state of chromium in the compound Q is +4 .

Step-by-step solution

No solution available.

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