Chlorine - Wikipedia
Chlorine is a chemical element; it has symbol Cl and atomic number 17. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly …
Chlorine | Uses, Properties, & Facts | Britannica
Dec 10, 2025 · chlorine (Cl), chemical element, the second lightest member of the halogen elements, or Group 17 (Group VIIa) of the periodic table. Chlorine is a toxic, corrosive, greenish yellow gas that is …
Chlorine | Chemical Emergencies | CDC
Sep 6, 2024 · Chlorine is a liquid or gas with a strong, irritating smell. Signs and symptoms of chlorine exposure depend on how you were exposed. Get away from the area, get clean, and get help if …
Chlorine - Element information, properties and uses ...
Element Chlorine (Cl), Group 17, Atomic Number 17, p-block, Mass 35.45. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Chlorine: Uses, Benefits, & Poisoning Risks - WebMD
Nov 12, 2024 · Being exposed to chlorine liquid or gas poses many health risks. Learn about the symptoms and treatment options today.
Chlorine (Cl) - Definition, Preparation, Properties, Uses ...
Jan 21, 2025 · What is Chlorine? Chlorine is a greenish-yellow gas at room temperature, known for its powerful disinfectant properties and pungent odor. As a member of the halogen group, it is highly …
How to Tell If You Have Chlorine Poisoning & Treatment
Dec 19, 2025 · Swallowing chlorine can harm your throat, esophagus, and digestive system. Inhaling chlorine can injure your nose, throat, and lungs, and getting it on your skin or eyes can lead to burns. …