Bromine
Symbol: Br

Atomic Number: 35
Atomic Weight: 79.904
Protons: 35
Neutrons: 45
Electrons: 35
Group: Group
Diatomic: YES
Molecular Weight: 159.8

Brief Description:
The only liquid nonmetallic element, bromine is reddish-brown and very dangerous. In its liquid state, it fumes constantly, releasing foul-smelling red vapors that irritate the eyes and throat. Upon contact with skin, painful sores will result. Sources: Bromine is produced commercially through the treatment of seawater.