MHT CET 2024 Chemistry question

Which among the following has highest basic strength?

(A)Ammonia
(B)Ethylamine
(C)DiethylamineCorrect
(D)Triethylamine

Answer: (C)

Solution

In aqueous solution the basic strength of aliphatic amines depends on the +I effect of alkyl groups (which increases electron density on N) and on solvation/steric hindrance of the ammonium ion formed. For ethyl-substituted amines the order is 5)_25)_3$N >

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Question ID VK-092610