RRB Group D Model Paper 2 with solutions

(4) Diethylamine $\left[{\left({\mathrm{CH}}_3\right)}_2\mathrm{NH}\right]$ is more basic than trimethyl amine, Ammonia and Ethylamine in aqueous the medium. This is due to the fact that, steric hindrance created by the alkyl groups affects the solvation so badly that tertiary amines are usually the least basic among the three classes.