NEET Chemistry · Hard

Organic Chemistry: Some Basic Principles and Techniques: Stability MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

Practice and revisionDetailed answer reviewMobile-friendly flow
StabilityHardQuestion 32008

Question

Order of carbocation stability is usually:

  1. A
    3∘^\circ > 2∘^\circ > 1∘^\circ > methyl
    Correct
  2. B
    methyl > 1∘^\circ > 2∘^\circ > 3∘^\circ
  3. C
    1∘^\circ > 2∘^\circ > 3∘^\circ
  4. D
    all equal

Correct answer

3∘^\circ > 2∘^\circ > 1∘^\circ > methyl

Explanation

Hyperconjugation and inductive effects stabilize higher carbocations.