| Element | Samerium |
| Symbol | Sm |
| Atomic Number | 62 |
| Molar Mass | 150.35 gmol-1 |
| Electron Configuration | [Xe]4f66s2 |
| Normal State | solid metal |
| Density @STP | 7.54 g cm-3 |
| Melting Point | 1074oC |
| Boiling Point | 1794oC |
| Stable Isotopes | 144Sm, 147Sm, 149Sm, 150Sm, 152Sm, 154Sm |
| Atomic Radius | 180 pm |
| Ionic Radius | 100 (3+) pm |
| Electronegativity (Pauling) | 1.17 |
| Ionization Energy (1st) | 543 kJ mol-1 |
| Ionization Energy (2nd) | 1068 kJ mol-1 |
| Ionization Energy (3rd) | 2260 kJ mol-1 |
| Molar Heat Capacity | 29.5 J K-1mol-1 |
| Standard Molar Entropy | 69.6 J K-1mol-1 |
| Enthalpy of Fusion | 10.9 kJ mol-1 |
| Enthalpy of Vapourization | 191.6 kJ mol-1 |
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