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NEET Chemistry Hydrocarbons 2024 NEET 2024 (Re-NEET)

NEET Chemistry Question (2024) — Solution

Question

The alkane that can be oxidized to the corresponding alcohol by KMnO _4 as per the equation is, when:

Options

  1. A. R _1= H ; R _2= H ; R _3= H
  2. B. R _1= CH _3 ; R _2= CH _3 ; R _3= CH _3
  3. C. R _1= CH _3 ; R 2= H ; R _3= H
  4. D. R _1= CH _3 ; R _2= CH _3 ; R _3= H

Answer

B. R _1= CH _3 ; R _2= CH _3 ; R _3= CH _3

Step-by-step solution

Generally alkanes resist oxidation but alkane with tertiary H atom(s) can be oxidised to corresponding alcohols by KMnO _4 R _1 CH _3 R _2 CH _3 R _3 CH _3

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