(i) Methylamine and dimethylamine
(ii) Secondary and tertiary amines
(iii) Ethylamine and aniline
(iv) Aniline and benzylamine
(v) Aniline and N-methylaniline 9 3
Account for the following:
(i) pKb of aniline is more than that of methylamine (ii) Ethylamine is soluble in water whereas aniline is not