Phosphorus vs Mercury
| Property | P Phosphorus | Hg Mercury |
|---|---|---|
| Atomic number | 15 | 80 |
| Symbol | P | Hg |
| Name | Phosphorus | Mercury |
| Category | nonmetal | transition-metal |
| Standard Atomic Weight | 30.973762 u | 200.592 u |
| Period | 3 | 6 |
| Group | 15 | 12 |
| Block | p | s |
| Phase at STP | solid | liquid |
| Electron configuration | [Ne]3s23p3 | [Xe]6s24f145d10 |
| Oxidation states | [-3, -2, -1, 0, 1, 2, 3, 4, 5] | [-2, 1, 2] |
| Electronegativity (Pauling) | 2.19 | 2 |
| Electron affinity | 0.7466 eV | -0.5 eV |
| Density | 1820 kg/m³ | 1.353360e+4 kg/m³ |
| Melting point | 44.15 °C | -38.83 °C |
| Boiling point | 280.5 °C | 356.73 °C |
| Discovery year | 1669 | N/A |