Atomic Number: 66
Atomic Weight: 162.500
Melting Point: 1685 K (1412°C or 2574°F)
Boiling Point: 2840 K (2567°C or 4653°F)
Density: 8.55 grams per cubic centimeter
Phase at Room Temperature: Solid
Element Classification: Metal
Period Number: 6 Group Number: none Group Name: Lanthanide