Functional group

Definition

A functional group is a specific group of atoms within a molecule that determines the chemical behavior and reactions of that molecule. It is essentially the reactive part of a molecule that gives it its unique properties in organic chemistry.

Related terms

Alkane: An alkane is a hydrocarbon compound consisting entirely of hydrogen and carbon atoms connected by single bonds, forming part of the structure for many organic molecules.

Hydroxyl Group: A hydroxyl group is an oxygen atom bonded to a hydrogen atom (-OH), which when present in a molecule, makes it an alcohol.

Carboxylic Acid: Carboxylic acids are organic acids characterized by the presence of at least one carboxyl group (-COOH), which consists of a carbonyl and a hydroxyl group attached to the same carbon atom