Q.
Arrange the following in their decreasing order of basic character.
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a
III > IV > I > II
b
I > II > III > IV
c
IV > III > II > I
d
II > III > I > IV
answer is A.
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Detailed Solution
(III) +I effect of two Me groups > (IV) NH2> (I) EWG (C=O) group > (II) EWG two (C=O) groups.
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