Barium vs Tennessine
| Property | Ba Barium | Ts Tennessine |
|---|---|---|
| Atomic number | 56 | 117 |
| Symbol | Ba | Ts |
| Name | Barium | Tennessine |
| Category | alkaline-earth-metal | halogen |
| Standard Atomic Weight | 137.327 u | 294 u |
| Period | 6 | 7 |
| Group | 2 | 17 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [Xe]6s2 | [Rn] 7s2 7p5 5f14 6d10(predicted) |
| Oxidation states | [1, 2] | [-1, 1, 3, 5] |
| Electronegativity (Pauling) | 0.89 | N/A |
| Electron affinity | 0.1447 eV | 1.8 eV |
| Density | 3620 kg/m³ | 7200 kg/m³ |
| Melting point | 726.85 °C | 549.85 °C |
| Boiling point | 1896.85 °C | 609.85 °C |
| Discovery year | 1808 | 2010 |