A) pyridine has aromatic character
B) nitrogen in pyridine is \[s{{p}^{2}}\] -hybridised
C) pyridine is a cyclic system
D) in pyridine, lone pair of nitrogen is delocalized
Correct Answer: A
Solution :
Both pyridine and triethyl amine are (-amines triethyl amine is highly basic (gaseous or non polar medium) due to \[+I\] effect of \[-{{C}_{2}}{{H}_{5}}\] which increase electron density on N atom. Whereas in pyridine electron density on N atom is less due to resonance.
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