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 intermediate between them. Chlorine is a yellow-green gas at room temperature.

Mar 21, 2025 · Chlorine, chemical element of the halogen group that is a toxic, corrosive, greenish yellow gas, irritating to the eyes and respiratory system. Much chlorine is used to sterilize water and wastes, and the substance is employed either directly or …

Nov 12, 2024 · Chlorine is used in drinking water in very small doses to kill bacteria. With proper use and handling, it is safe to be around. Still, you should always keep it and other chemicals away from...

Mar 21, 2025 · Chlorine is a greenish yellow gas at room temperature and atmospheric pressure. It is two and a half times heavier than air. It becomes a liquid at −34 °C (−29 °F). It has a choking smell, and inhalation causes suffocation, constriction of the chest, tightness in the throat, and—after severe exposure— edema (filling with fluid) of the lungs.

At room temperature, chlorine is a yellow-green gas that is heavier than air and has a strong irritating odor. It can be converted to a liquid under pressure or cold temperatures. Chlorine is mainly used as bleach in the manufacture of paper and …

Apr 15, 2025 · President Trump wants European countries to start buying U.S. chicken and eggs. But the U.K. and EU think American poultry is gross and chemically washed. Turns out, chlorine isn't really the issue.

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 exposed. Chlorine can explode with many common substances.

Oct 14, 2022 · Chlorine is a chemical element, one of roughly 90 basic building blocks of matter. Chlorine’s tendency to combine with other elements and compounds has been used to produce thousands of essential products, from drinking water disinfectants to solar energy panels to replacement knee and hip joints.

What is Chlorine. 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]. It has 16 isotopes with mass numbers ranging from 31 to 46 of which only Cl-35 and Cl-37 have a natural existence with a stable half-life [3].

Mar 21, 2025 · Chlorine is produced on a large scale by any of a number of different methods: By electrolysis of a concentrated solution of sodium chloride in water. Hydrogen is generated at the cathode and chlorine at the anode.