Er
68 lanthanide Generado con IA
Erbio
Symbol Er
Atomic Mass 167.2593
Erbium is a chemical element in the lanthanide series, with symbol Er and atomic number 68. A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements on Earth. As such, it is a rare earth element which is associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden, where yttrium, ytterbium, and terbium were discovered.
Properties
- Phase: Solid
- Density: 9.066 g/cm³
- Melting Point: 1802 K
- Boiling Point: 3141 K