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  1. 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 …

  2. Chlorine | Uses, Properties, & Facts | Britannica

    Jun 25, 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, …

  3. 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 …

  4. 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.

  5. Chlorine Facts, Symbol, Discovery, Properties, Uses

    Chlorine (pronounced as KLOHR-een) is a highly reactive diatomic gas belonging to the family of halogens. Denoted by the chemical symbol Cl, it categorized as a nonmetal [1, 2].

  6. Chlorine - Chemical Safety Facts

    Oct 14, 2022 · Chlorine’s disinfection properties have helped improve the lives of billions of people around the world. Chlorine is also an essential chemical building block, used to make …

  7. 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 …

  8. What Is Chlorine Used For? - MedicineNet

    Chlorine is one of the 94 naturally occurring elements on the planet. Chlorine is used as a disinfectant and in manufacturing of PVC, pharmaceutical drugs, detergents, solvents, …

  9. Facts About Chlorine - Live Science

    Apr 25, 2018 · Swimming pools rely on chlorine to help keep them clean. According to the American Chemistry Council, the water in most swimming pools should contain two to four …

  10. Periodic Table of Elements: Los Alamos National Laboratory

    Chlorine is a respiratory irritant. The gas irritates the mucus membranes and the liquid burns the skin. As little as 3.5 ppm can be detected as an odor, and 1000 ppm is likely to be fatal after a …