Lead vs Bismuth
Pick up to 3 elements and see how they stack up.
| Property | Lead | Bismuth |
|---|---|---|
| Atomic number | 82 | 83 |
| Atomic mass | 207.2 | 208.98 |
| Electronegativity | 2.33 | 2.02 |
| Melting point | 600.61 K (327.5 °C) | 544.7 K (271.6 °C) |
| Boiling point | 2,022 K (1,748.8 °C) | 1,837 K (1,563.8 °C) |
| Density | 11.34 g/cm³ | 9.78 g/cm³ |
| Atomic radius | 202 pm | 207 pm |
| Ionization energy | 7.417 eV | 7.289 eV |
| Discovered | Ancient | 1753 |
| Category | Post-transition metal | Post-transition metal |
| State at room temp. | Solid | Solid |
| Block | p | p |
| Group | 14 | 15 |
| Period | 6 | 6 |
| Valence electrons | 4 | 5 |
| Common charges | +2, +4 | +3, +5 |
| Electron configuration | [Xe] 4f14 5d10 6s2 6p2 | [Xe] 4f14 5d10 6s2 6p3 |