Mercury vs Lead
| Property | Hg Mercury | Pb Lead |
|---|---|---|
| Atomic number | 80 | 82 |
| Symbol | Hg | Pb |
| Name | Mercury | Lead |
| Category | transition-metal | post-transition-metal |
| Standard Atomic Weight | 200.592 u | 207.2 u |
| Period | 6 | 6 |
| Group | 12 | 14 |
| Block | s | p |
| Phase at STP | liquid | solid |
| Electron configuration | [Xe]6s24f145d10 | [Xe]6s24f145d106p2 |
| Oxidation states | [-2, 1, 2] | [-4, -2, -1, 0, 1, 2, 3, 4] |
| Electronegativity (Pauling) | 2 | 2.33 |
| Electron affinity | -0.5 eV | 0.364 eV |
| Density | 1.353360e+4 kg/m³ | 1.134200e+4 kg/m³ |
| Melting point | -38.83 °C | 327.46 °C |
| Boiling point | 356.73 °C | 1748.85 °C |
| Discovery year | N/A | 2021 |