Which of the following is least basic?
Question:
Which of the following is least basic?
Correct Option: , 4
Solution:


(Hence least basic)
(d) $\mathrm{CH}_{3}-\mathrm{CH}_{2}-\ddot{\mathrm{NH}}-\mathrm{CH}_{2}-\mathrm{CH}_{3}$; L.P. on Nitrogen is localised.