What is required for the formation of a hydrogen bond?
A) A carboxyl group as acceptor
B) A hydrogen attached to an electronegative atom
C) A hydrogen in the proximity of a nitrogen atom
D) A hydrogen that is a part of a double bond
E) A hydrogen that is part of an aliphatic compound

Question

Quizplus · Accepted Answer

A hydrogen bond is formed between a hydrogen atom attached to an electronegative atom (usually oxygen, nitrogen or fluorine), and a lone pair of electrons on another electronegative atom (usually oxygen or nitrogen). Choice B is the only option that correctly identifies this requirement.

What Is Required for the Formation of a Hydrogen Bond