Q.
The increasing basicity order of the following compounds is :
(A) $CH _{3} CH _{2} NH _{2}$
(B) $ CH _{3} CH _{2} \overset{\overset{CH_2CH_3}{|}}{NH}$
(C) $H _{3} C - \overset{\overset{CH_3}{|}}{N} - CH _{3}$
(D) $Ph - \overset{\overset{CH_3}{|}}{N} - H$
Solution:
Correct answer is (a) $(D)<\, (C)< \,(A)<\, (B)$
