Chapter 2.3, Problem 9P

Rank the conjugate bases of each of group of acids in order of increasing basicity.

(a) ${\text{NH}}_{\text{3,}}{\text{H}}_{\text{2}}{\text{O, CH}}_{\text{4}}$.

(b) ${\text{CH}}_{\text{2}}{\text{CH}}_{\text{2}}\text{, HC}\equiv {\text{CH, CH}}_{\text{4}}$.