By Taylor Funk

What are Halogens?

Halogens are the elements in Group 17. These elements are bromine, iodine, fluorine, chlorine, and astatine. Halogens have 7 electrons in its outer energy level. If it gains an electron from metal, salt is formed.

Uses of Halogens

Halogens are used to disinfect water, whiten flour and clothing, as dyes in cosmetics, and are used in your diet.

Where can halogens be found?

Halogens are found in compounds in seawater and in the Earth's crust.