|bromine (ˈbrəʊmiːn, -mɪn)|
|a pungent dark red volatile liquid element of the halogen series that occurs in natural brine and is used in the production of chemicals, esp ethylene dibromide. Symbol: Br; atomic no: 35; atomic wt: 79.904; valency: 1, 3, 5, or 7; relative density 3.12; density (gas): 7.59 kg/m³; melting pt: --7.2°C; boiling pt: 58.78°C|
|[C19: from French brome bromine, from Greek brōmos bad smell + |
bromine bro·mine (brō'mēn)
A volatile nonmetallic liquid element, having a highly irritating vapor. It is used in gasoline antiknock mixtures and photographic chemicals. Atomic weight 79.904; atomic number 35; melting point -7.2°C; boiling point 58.78°C; specific gravity 3.12; valence 1, 3, 5, 7.
|bromine (brō'mēn) Pronunciation Key
A reddish-brown volatile element of the halogen group found in compounds occurring in ocean water. The pure form is a nonmetallic liquid that gives off a highly irritating vapor. It is used to make dyes, sedatives, and photographic film. Atomic weight 79.904; atomic number 35; melting point 7.2°C; boiling point 58.78°C; specific gravity 3.12; valence 1, 3, 5, 7. See Periodic Table.