| SAMARIUM | 62Sm |
|---|---|
| Appearance | |
| Discovery | |
| Electronic Configuration | simple: 2.8.18.24.8.2 ADVANCED: 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f6 5s2 5p6 6s2 or [Xe] 4f6 6s2 for short. |
| Isotopes | Nine isotopes. 144, 146, 147, 148, 149, 150, 152, 153, 154. |
| Source | Found along with other rare earth metals in several minerals. Monazite and bastnaesite in particular. |
| Common uses | Used to dope calcium chloride crystals for use in optical lasers. It is also used in infrared absorbing glass and a neutron absorber in nuclear reactors. |
| Test | - |
| Melting point in Kelvin | 1350 |
| Boiling point in Kelvin | 2064 |
| Density in kg/m3 | 7520 at 293K |
| Oxidation States | +2 but +3 mainly |
| IE1 in kJmol-1 | 543.3 |
| IE2 in kJmol-1 | 1068 |
| IE3 in kJmol-1 | 2260 |
| IE4 in kJmol-1 | 3990 |
| EA1 in kJmol-1 | 50 |
| Enthalpy of Fusion in kJmol-1 | 10.9 |
| Enthalpy of Vaporisation in kJmol-1 | 164.8 |