Tantalum vs Tennessine
| Property | Ta Tantalum | Ts Tennessine |
|---|---|---|
| Atomic number | 73 | 117 |
| Symbol | Ta | Ts |
| Name | Tantalum | Tennessine |
| Category | transition-metal | halogen |
| Standard Atomic Weight | 180.94788 u | 294 u |
| Period | 6 | 7 |
| Group | 5 | 17 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [Xe]6s24f145d3 | [Rn] 7s2 7p5 5f14 6d10(predicted) |
| Oxidation states | [-3, -1, 0, 1, 2, 3, 4, 5] | [-1, 1, 3, 5] |
| Electronegativity (Pauling) | 1.5 | N/A |
| Electron affinity | 0.322 eV | 1.8 eV |
| Density | 1.640000e+4 kg/m³ | 7200 kg/m³ |
| Melting point | 3016.85 °C | 549.85 °C |
| Boiling point | 5457.85 °C | 609.85 °C |
| Discovery year | 1802 | 2010 |