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23/01/2022 3:13 pm
Topic starter
In the following compounds
the order of basicity is
(a) IV > I > III > II
(b) III > I > IV > II
(c) II > I > III > IV
(d) I > III > II > IV
1 Answer
1
23/01/2022 3:15 pm
Correct answer: (d) I > III > II > IV
Explanation:
In I the unshared pair of electrons on N always available for protonation in III due to presence of electronegative O atom the electron density on N is decreased . In II and IV resonance suppresses the basic character.