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 intermediate between them. Chlorine is a yellow-green gas at room temperature.
Chlorine - Element information, properties and uses | Periodic Table
Chlorine is a yellowy-green gas that kills bacteria and is used to make many products and compounds. It is essential to life as a chloride ion and was discovered in 1774 by Carl Wilhelm Scheele.
Chlorine | Uses, Properties, & Facts | Britannica
2024年10月5日 · 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 indirectly as a bleaching agent for paper.
Chlorine Facts (Cl or Atomic Number 17) - ThoughtCo
2019年11月7日 · Chlorine is a chemical element with atomic number 17 and element symbol Cl. It is a member of the halogen group of elements, appearing between fluorine and bromine moving down the periodic table. At ordinary temperature and pressure, chlorine is a …
Chlorine - Halogen, Oxidizing Agent, Disinfectant | Britannica
2024年10月5日 · Chlorine is a greenish yellow gas with the chemical symbol Cl. It is a halogen, an oxidizing agent, and a disinfectant. Learn more about its properties, reactions, and uses.
10 Chlorine Facts (Cl or Atomic Number 17) - ThoughtCo
2019年8月14日 · Learn about chlorine, a greenish-yellow gas that belongs to the halogen group and is essential for living organisms. Find out how chlorine was discovered, how it's obtained, how it's used, and how it's toxic.
Chlorine Facts - Science Notes and Projects
2015年5月31日 · Learn about the chemical and physical properties, history, and uses of chlorine, the 17th element of the periodic table. Find out how chlorine is extracted, what are its isotopes, and why it is a hazardous gas.
Chlorine, Chemical Element - reaction, water, uses, elements, …
Learn about chlorine, a greenish-yellow poisonous gas that is a member of the halogen family. Find out its physical and chemical properties, how it is produced and used, and its occurrence in nature and isotopes.
Chlorine (Cl) - Periodic Table
Chlorine is a halogen element with the symbol Cl and atomic number 17. It is a poisonous greenish-yellow gas that reacts with many elements and compounds, and has various oxidation states and physical and chemical properties.
Chlorine | Cl (Element) - PubChem
It is a member of the halogen (salt-forming) group of elements and is obtained from chlorides by the action of oxidizing agents and more often by electrolysis; it is a greenish-yellow gas, combining directly with nearly all elements.