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Chemistry · PYQ NEET UG 2018

हिन्दी

Which of the following carbocations is expected to be most stable?

  1. A
    Structure (1) with para-\( \mathrm{NO}_2 \)
  2. B
    Structure (2) with meta-\( \mathrm{NO}_2 \)
  3. C
    Structure (3) with ortho-\( \mathrm{NO}_2 \)
  4. D
    Structure (4) with benzyl carbon
View Answer & Solution

Correct answer · Option D

Structure (4) with benzyl carbon

Explanation

Benzyl carbocations with electron-donating groups or unsubstituted benzyl groups are more stable than those with strongly electron-withdrawing nitro groups (-I, -R effects destabilize carbocation).
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