Sulphur (S)

Sulphur (S)

Atomic Number: 16
Atomic Weight: 32.06
Melting Point: 112.8 (rhombic) 119.0 (monoclinic)
Boiling Point: 444.67
Specific Gravity: 2.07 (rhombic) 1.957 (monoclinic)
Valence(s): -2, 4 or 6

Sulphur is a yellow solid that has been known since ancient times. It can be found natively near volcanoes and hot springs. Sulphur ores include iron pyrite and gypsum. Sulphur is a component of black gunpowder. It is a good insulator. Sulphur is also essential to living matter. [LM] {RW}