Group Definition

Chemistry Glossary Definition of Group

periodic table
Columns are groups of the periodic table. Steve Cole/Getty Images

Group Definition:

In chemistry, a group is a vertical column in the Periodic Table. Groups may be referred to either by number or by name. For example, Group 1 is also known as the Alkali Metals.

For further information, read about the Chemistry of Groups.

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Helmenstine, Anne Marie, Ph.D. "Group Definition." ThoughtCo, Feb. 9, 2017, Helmenstine, Anne Marie, Ph.D. (2017, February 9). Group Definition. Retrieved from Helmenstine, Anne Marie, Ph.D. "Group Definition." ThoughtCo. (accessed March 21, 2018).