Halogen

Of group.

Any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions.

This concept's ID is @1~75401

Element

  • iodine 2 facts

    A nonmetallic element belonging to the halogens; used especially in medicine and photography...

  • chlorine 1 facts

    A common nonmetallic element belonging to the halogens; best known as a heavy yellow irritating...

  • astatine 0 facts

    A highly unstable radioactive element (the heaviest of the halogen series); a decay product...

  • bromine 0 facts

    A nonmetallic heavy volatile corrosive dark brown liquid element belonging to the halogens;...

  • F 0 facts

    A nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable...