AIIMS 2005 Chemistry Basicity of Amines MCQ Question with Solution

Pyridine is less basic than triethylamine because

A

pyridine has aromatic character

B

nitrogen in pyridine is sp² hybridised

C

pyridine is a cyclic system

D

in pyridine, lone pair of nitrogen is delocalised

Option D

Basicity of amines is due to availability of an unshared pair (lone pair) of electrons on nitrogen.

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