Copper vs Hassium
| Property | Cu Copper | Hs Hassium |
|---|---|---|
| Atomic number | 29 | 108 |
| Symbol | Cu | Hs |
| Name | Copper | Hassium |
| Category | transition-metal | transition-metal |
| Standard Atomic Weight | 63.546 u | 270 u |
| Period | 4 | 7 |
| Group | 11 | 8 |
| Block | s | s |
| Phase at STP | solid | N/A |
| Electron configuration | [Ar]4s13d10 | [Rn]7s25f146d6 |
| Oxidation states | [-2, 0, 1, 2, 3, 4] | [3, 4, 6, 8] |
| Electronegativity (Pauling) | 1.9 | N/A |
| Electron affinity | 1.235 eV | 1.1 eV |
| Density | 8933 kg/m³ | 4.070000e+4 kg/m³ |
| Melting point | 1084.62 °C | -273.15 °C |
| Boiling point | 2561.85 °C | -273.15 °C |
| Discovery year | N/A | 1984 |