Cadmium vs Mercury
Pick up to 3 elements and see how they stack up.
| Property | Cadmium | Mercury |
|---|---|---|
| Atomic number | 48 | 80 |
| Atomic mass | 112.41 | 200.59 |
| Electronegativity | 1.69 | 2 |
| Melting point | 594.22 K (321.1 °C) | 234.32 K (-38.8 °C) |
| Boiling point | 1,040 K (766.8 °C) | 629.88 K (356.7 °C) |
| Density | 8.65 g/cm³ | 13.534 g/cm³ |
| Atomic radius | 158 pm | 209 pm |
| Ionization energy | 8.994 eV | 10.438 eV |
| Discovered | 1817 | Ancient |
| Category | Transition metal | Transition metal |
| State at room temp. | Solid | Liquid |
| Block | d | d |
| Group | 12 | 12 |
| Period | 5 | 6 |
| Valence electrons | 2 | 2 |
| Common charges | +2 | +1, +2 |
| Electron configuration | [Kr] 4d10 5s2 | [Xe] 4f14 5d10 6s2 |