Section 5
Functional Group Names, Properties, and Reactions
By Boundless
![Thumbnail](../../../../../../figures.boundless-cdn.com/15165/square/alcohol-examples.gif)
Functional groups refer to specific atoms bonded in a certain arrangement that give a compound certain physical and chemical properties.
![Thumbnail](../../../../../../figures.boundless-cdn.com/12299/raw/alcohol-general.jpg)
Alcohols are functional groups characterized by the presence of an -OH group.
![Thumbnail](../../../../../../figures.boundless-cdn.com/30134/square/429px-tetrahydrofuran.jpg.jpg)
Ethers are a class of organic compounds characterized by an oxygen atom connected to two alkyl or aryl groups.
![Thumbnail](../../../../../../figures.boundless-cdn.com/12312/square/enol.jpg)
Aldehydes and ketones are classes of organic compounds that contain a carbonyl (C=O) group.
![Thumbnail](../../../../../../figures.boundless-cdn.com/23782/raw/carboxylic-acid.jpg)
Carboxylic acids are organic acids that contain a carbon atom that participates in both a hydroxyl and a carbonyl functional group.
![Thumbnail](../../../../../../figures.boundless-cdn.com/13861/raw/ethylethanoate-parts.jpg)
Esters are functional groups produced from the condensation of an alcohol with a carboxylic acid, and are named based on these components.
![Thumbnail](../../../../../../figures.boundless-cdn.com/12387/raw/amine-2d-general.jpg)
Amines are compounds characterized by the presence of a nitrogen atom, a lone pair of electrons, and three substituents.