Rb
37 alkali metal Generado con IA
Rubidio
Symbol Rb
Atomic Mass 85.46783
Rubidium is a chemical element with symbol Rb and atomic number 37. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. Elemental rubidium is highly reactive, with properties similar to those of other alkali metals, such as very rapid oxidation in air.
Properties
- Phase: Solid
- Density: 1.532 g/cm³
- Melting Point: 312.45 K
- Boiling Point: 961 K