Molybdenum vs Xenon
| Property | Mo Molybdenum | Xe Xenon |
|---|---|---|
| Atomic number | 42 | 54 |
| Symbol | Mo | Xe |
| Name | Molybdenum | Xenon |
| Category | transition-metal | noble-gas |
| Standard Atomic Weight | 95.95 u | 131.293 u |
| Period | 5 | 5 |
| Group | 6 | 18 |
| Block | s | p |
| Phase at STP | solid | gas |
| Electron configuration | [Kr]5s14d5 | [Kr]5s24d105p6 |
| Oxidation states | [-4, -2, -1, 0, 1, 2, 3, 4, 5, 6] | [0, 2, 4, 6, 8] |
| Electronegativity (Pauling) | 2.16 | 2.6 |
| Electron affinity | 0.744 eV | -0.8 eV |
| Density | 1.020000e+4 kg/m³ | 5.887 kg/m³ |
| Melting point | 2622.85 °C | -111.79 °C |
| Boiling point | 4638.85 °C | -108.1 °C |
| Discovery year | 1778 | 1898 |