Tellurium was discovered by Franz Joseph Muller von Reichstein at 1783 in Romania.
Origin of name: from the Latin word "tellus" meaning "earth".
Atomic Number: 52
Atomic Weight: 127.60
Melting Point: 722.66 K (449.51°C or 841.12°F)
Boiling Point: 1261 K (988°C or 1810°F)
Density: 6.232 grams per cubic centimeter
Phase at Room Temperature: Solid
Element Classification: Semi-metal
Period Number: 5 Group Number: 16 Group Name: Chalcogen