Like most functional groups, carboxyl groups are
A) nonpolar and therefore increase a biomolecule's solubility in water.
B) nonpolar and therefore decrease a biomolecule's solubility in water.
C) polar and therefore increase a biomolecule's solubility in water.
D) polar and therefore decrease a biomolecule's solubility in water.

Question

Quizplus · Accepted Answer

Carboxyl groups are polar due to the electronegative oxygen atoms, which can form hydrogen bonds with water, thus increasing a biomolecule's solubility in water.

Like Most Functional Groups, Carboxyl Groups Are