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The increasing order of basicity of the following compounds is
(1)
(2)
(3)
(4)
Options:
(1)
(2)
(3)
(4)
Solution:
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Verified Answer
The correct answer is:
(2) < (1) < (4) < (3)
3 is most basic because its conjugate acid is stabilized by equivalent resonance.
Out of 1 and 4, 4 is more basic due to +I effect. 2 is less basic than 1 and 4 because N atom is hybridized (more s%).
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