Question

Which of the following solvents are aprotic ?
I. $ NH_3 $
II. $ SO_2 $
III. $ CH_3CN $
IV. $ CH_3CO_2H $

• A. I, II, III
• B. I, III, IV
• C. II, III
• D. I, III

Answer 1

Answer: (A)

A solvent molecule lacking a polar $X- H$ bond is called aprotic solvent. $NH _{3}, SO _{2}$ and $CH _{3} CN$ are aprotic solvents while $CH _{3} COOH$ is protic solvent.