Bromine was discovered by Antoine-J. Balard at 1826 in France.
Origin of name: from the Greek word "bromos" meaning "stench".
Atomic Number: 35
Atomic Weight: 79.904
Melting Point: 265.95 K (-7.2°C or 19.0°F)
Boiling Point: 331.95 K (58.8°C or 137.8°F)
Density: 3.11 grams per cubic centimeter
Phase at Room Temperature: Liquid
Element Classification: Non-metal
Period Number: 4 Group Number: 17 Group Name: Halogen