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.

5 days ago · 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 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 get help if exposed. Chlorine can explode with many common substances.

5 days ago · 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.

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 reactive, especially with hydrogen, forming hydrochloric acid, a substance fundamental to various industries.

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 many products that contribute to public health and safety, advanced technology, nutrition, security, and transportation.

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 the most common.

May 29, 2018 · Chlorine is a highly poisonous, greenish yellow gas, about two and a half times as dense as air, with a strong, sharp, choking odor. It was, in fact, one of the first poisonous gases used in warfare — in 1915 during World War I (1914 – 1918).

May 21, 2024 · Chlorine is a common element on the Earth, but it is not found naturally in its pure state as it is very reactive and tends to form compounds with other elements. At room …