bromine

n. chemical element

Name: bromine Symbol: Br Atomic number: 35 Atomic weight: 79.904 (1) CAS Registry ID: 7726-95-6 Group number: 17 Group name: Halogen Period number: 4 Block: p-block Standard state: liquid at 298 K Colour: red-brown, metallic lustre when solid Classification: Non-metallic Bromine (, , meaning "stench (of he-goats)" ), is a chemical element in the periodic table that has the symbol Br and atomic number 35. A halogen element, bromine is a red volatile liquid at standard room temperature which has a reactivity between chlorine and iodine. This element is corrosive to human tissue in a liquid state and its vapours irritate the eyes and throat. Bromine vapours are very toxic upon inhalation.
See more at Wikipedia.org...

Noun
1. a nonmetallic largely pentavalent heavy volatile corrosive dark brown liquid element belonging to the halogens; found in sea water
(synonym) Br, atomic number 35
(hypernym) chemical element, element
(substance-holonym) seawater, saltwater, brine
(derivation) bromate, brominate

(n.)
One of the elements, related in its chemical qualities to chlorine and iodine. Atomic weight 79.8. Symbol Br. It is a deep reddish brown liquid of a very disagreeable odor, emitting a brownish vapor at the ordinary temperature. In combination it is found in minute quantities in sea water, and in many saline springs. It occurs also in the mineral bromyrite.
  

Atomic Mass : 79.904
Atomic Number : 35
Name Origins: Greek, bromos - "stench."
Year Discovered : 1826
Discovery Credits : A. J. Balard at Montpellier, France and C. Lowig at Heidelberg in Germany.
More Details