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Question: Answered & Verified by Expert
The order of basicity among the following compounds is

ChemistryGeneral Organic ChemistryJEE Main
Options:
  • A II > I > IV > III
  • B I > IV > III > II
  • C IV > II > III > I
  • D IV > I > II > III
Solution:
1604 Upvotes Verified Answer
The correct answer is: IV > I > II > III
The conjugate acid is stabilized by resonance with two different -NH2 group.

The conjugate acid is stabilized by resonance with one -NH2 group and by hyper conjugation of -CH3 group.

The conjugate acid is stabilized by resonance with only one NH2 group.

(III) Least basic, as the LP is used in aromaticity.

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