bromine

Bromine is a chemical element with the symbol Br and atomic number 35. It is a dark reddish-brown liquid at room temperature, belonging to the halogen group, which also includes fluorine, chlorine, and iodine. Bromine is used in various applications, such as in flame retardants, disinfectants, and certain medications. It is somewhat toxic and can be harmful if inhaled or ingested, so it must be handled with care. In nature, bromine is found in small amounts within seawater and mineral deposits. Its unique properties make it important in industrial processes and chemistry.