The peptide bond is stronger than the ester bond.What structural feature of the peptide bond gives it additional bond strength?
A) Resonance structures give the peptide bond some double bond character.
B) The peptide bond is between carbon and nitrogen instead of carbon and oxygen atoms.
C) The peptide bond is more polar.
D) Peptide bonds can hydrogen bond.

Question

Quizplus · Accepted Answer

The peptide bond has resonance structures that give it partial double bond character, making it stronger than an ester bond, which lacks this feature.

The Peptide Bond Is Stronger Than the Ester Bond