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 …

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 …

Nov 12, 2024 · Chlorine is a common element in household cleaning and pesticide products. You’re probably most familiar with its use in pools to keep them free from bacteria and algae.

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 …

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 …

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 …

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 …

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 …

Chlorine is a periodic table in group 17, also known as halogens, and is not found in nature as the element-only as a compound. Salt, or sodium chloride, and potassium compounds sylvite are …

Chlorine is a greenish-yellow poisonous gas. It was discovered in 1774 by Swedish chemist Carl Wilhelm Scheele (1742-86). Scheele knew that chlorine was a new element, but thought it …