Rubidium
| Element Name | Rubidium |
|---|---|
| Symbol | Rb |
| Atomic Number | 37 |
| Group | Alkali Metal |
| Crystal Structure | Cubic: Body centered |
| Atomic Mass | 85.4678 |
| Electronic Configuration | 2,8,18,8,1 |
| Orbital Configuration | [Kr] 5s1 |
| Valency | 1,2,3,4 |
| Melting Point | 38.89°C |
| Boiling Point | 686°C |
| Electo-negativity | 0.82 |
| Covalent Radius | 2.16 Å |
