Lu
71 lanthanide Generado con IA
Lutecio
Symbol Lu
Atomic Mass 174.96681
Lutetium is a chemical element with symbol Lu and atomic number 71. It is a silvery white metal, which resists corrosion in dry, but not in moist air. It is considered the first element of the 6th-period transition metals and the last element in the lanthanide series, and is traditionally counted among the rare earths.
Properties
- Phase: Solid
- Density: 9.841 g/cm³
- Melting Point: 1925 K
- Boiling Point: 3675 K