Tantalum vs Livermorium
| Property | Ta Tantalum | Lv Livermorium |
|---|---|---|
| Atomic number | 73 | 116 |
| Symbol | Ta | Lv |
| Name | Tantalum | Livermorium |
| Category | transition-metal | post-transition-metal |
| Standard Atomic Weight | 180.94788 u | 293 u |
| Period | 6 | 7 |
| Group | 5 | 16 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [Xe]6s24f145d3 | [Rn] 7s2 7p4 5f14 6d10(predicted) |
| Oxidation states | [-3, -1, 0, 1, 2, 3, 4, 5] | [-2, 2, 4] |
| Electronegativity (Pauling) | 1.5 | N/A |
| Electron affinity | 0.322 eV | 0.7 eV |
| Density | 1.640000e+4 kg/m³ | 1.290000e+4 kg/m³ |
| Melting point | 3016.85 °C | 506.85 °C |
| Boiling point | 5457.85 °C | 861.85 °C |
| Discovery year | 1802 | 2000 |