MCQ
Arrange given amines in decreasing order of their basicity?
- ✓$I > II > III$
- B$I > III < II$
- C$III > II > I$
- D$II > I > III$
✓
Answer
Correct option: A.
$I > II > III$
a
$(i)$ In $I$ and $II$ lone pair of electrons on nitrogen is localised but in $III$, it is delocalized
$(i)$ In $I$ and $II$ lone pair of electrons on nitrogen is localised but in $III$, it is delocalized
$(ii)$ Hybridization of nitrogen in $I$ is $sp^3$ and in $II$ is $sp^2$
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