Aliphatic Compounds Containing Nitrogen - Result Question 14
####15. The order of basicity among the following compounds is
(2017 Adv.)
(I)
(II)
(III)
(IV)
(a) II $>$ I $>$ IV $>$ III
(b) I $>$ IV $>$ III $>$ I
(c) IV $>$ I $>$ II $>$ I
(d) IV $>$ I $>$ II $>$ III
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Answer:
Correct Answer: 15. (d)
Solution:
- IV is most basic as conjugate acid is stabilised by resonance of two $-NH _2$.
III is least basic as
Destablised by $-I$-effect of $s p^{2}$-carbons.
