ha
lo
gen
Plural
halogens
1
a type of chemical element found in Group 17 of the periodic table, known for being highly reactive and commonly used in disinfectants and lights
- Chlorine is a halogen commonly used in water treatment for its disinfectant properties.
- Fluorine, a highly reactive halogen, is often added to drinking water to promote dental health.
- Bromine, a halogen with properties similar to chlorine, is employed as a disinfectant in swimming pools and hot tubs.
- Halogens readily form salts when combined with metals, as seen in sodium chloride (table salt) and potassium iodide.
- The halogens share common properties such as high electronegativity and the ability to gain an electron to achieve a stable electron configuration.