The term "functional" is used in the phrase "functional group" because it describes a group of atoms that
A) are organic.
B) make the entire molecule hydrophobic.
C) prevent interaction with other molecules.
D) react a certain way with other molecules.
E) make the entire molecule hydrophilic. Functional groups are specific combinations of bonded atoms that always have the same chemical properties, thus always reacting in the same way.

Question

Quizplus · Accepted Answer

Functional groups are specific combinations of atoms that always have the same chemical properties, making them "functional" in reactions with other molecules. They react in a certain way with other molecules, making them important for defining the chemical behavior of a molecule. Thus, choice D is the correct answer. Choices A, B, and E are all incorrect because they do not fully capture the meaning of functional groups.

The Term "Functional" Is Used in the Phrase "Functional Group