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Chemistry · PYQ NEET UG 2020

हिन्दी

A tertiary butyl carbocation is more stable than a secondary butyl carbocation because of which of the following?

  1. +R effect of \( -\text{CH}_3 \) groups
  2. –R effect of – \( \text{CH}_3 \) groups
  3. Hyperconjugation
  4. –I effect of –\( \text{CH}_3 \) groups

Correct answer · Option 3

Hyperconjugation

Explanation

Tertiary butyl carbocation has 9 \( \alpha \)-hydrogens, providing more hyperconjugative structures and greater stability compared to secondary butyl carbocation.
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