Arrange the following carbanions

Question:

Arrange the following carbanions in order of their decreasing stability.

(A) H3C – C ≡ C– (B) H – C ≡ C– (C) H3C-CH2

(i) A > B > C

(ii) B > A > C

(iii) C > B > A

(iv) C > A > B

Solution:

Option (ii) B > A > C is the answer.