| Content-Type | image/png |
|---|---|
| Content-Length | 7.93 kB |
| Size | 512x512 |
#82 Lead - rarity ZERO-KELVIN
| 1st ionization energy | 7.417 eV | 0.85% |
|---|---|---|
| appearance | Metallic gray appearance | 0.85% |
| atomic mass | 207.2 u | 0.85% |
| atomic number | 82 | 0.85% |
| atomic radius | 202 picometers (van der Waals radius) | 4.24% |
| boiling point | 2022 K or 1749 °C or 3180 °F | 0.85% |
| cas number | 7439-92-1 | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Carbon group | 1.69% |
| crystal structure | FCC (face centered cubic) | 11.02% |
| density | 11.34 g/cm3 | 0.85% |
| electronegativity | 2.33 (Pauling scale) | 0.85% |
| electronic configuration | [Xe] 4f14 5d10 6s2 6p2 | 0.85% |
| electrons | 82 | 0.85% |
| electrons arrangement | 2, 8, 18, 32, 18, 4 | 0.85% |
| main isotopes | 208Pb | 0.85% |
| melting point | 600.6 K or 327.4 °C or 621.4 °F | 0.85% |
| neutrons | 125 | 2.54% |
| position | Group: 14, Period: 6, Block: p | 0.85% |
| rarity | ZERO-KELVIN | 33.33% |
| state | Solid | 72.88% |
| sublimation point | - | 99.15% |
| symbol | Pb | 0.85% |
| valence electrons | 4 | 4.24% |
| who discovered | - | 22.03% |
Total Rarity Score: 1935.54
Rarity: #60/354