Question

55. Which of the following pairs corresponds to soft base pair?
(A) N20,I-
(C) CO, CH3COO-
(D) SCN-,S2O3*2-
(B) R2S, 02​

Answer 1

Answer:

option b is the correct answer for the following

Explanation:

benzothiophene 2 sulfonamide is R2S