| Content-Type | image/png |
|---|---|
| Content-Length | 4.82 kB |
| Size | 512x512 |
#14 Silicon - rarity ZERO-KELVIN
| 1st ionization energy | 8.152 eV | 0.85% |
|---|---|---|
| appearance | Crystalline reflective solid with bluish-tinged faces | 0.85% |
| atomic mass | 28.085 u | 0.85% |
| atomic number | 14 | 0.85% |
| atomic radius | 210 picometers (van der Waals radius) | 1.69% |
| boiling point | 3538 K or 3265 °C or 5909 °F | 0.85% |
| cas number | 7440-21-3 | 0.85% |
| cas number of (cl2) | - | 99.15% |
| category | Metalloids (Carbon group) | 0.85% |
| crystal structure | DC (Diamond cubic) | 1.69% |
| density | 2.33 g/cm3 | 0.85% |
| electronegativity | 1.9 (Pauling scale) | 3.39% |
| electronic configuration | [Ne] 3s2 3p2 | 0.85% |
| electrons | 14 | 0.85% |
| electrons arrangement | 2, 8, 4 | 0.85% |
| main isotopes | 28Si | 0.85% |
| melting point | 1687 K or 1414 °C or 2577 °F | 0.85% |
| neutrons | 14 | 1.69% |
| position | Group: 14, Period: 3, Block: p | 0.85% |
| rarity | ZERO-KELVIN | 33.33% |
| state | Solid | 72.88% |
| sublimation point | - | 99.15% |
| symbol | Si | 0.85% |
| valence electrons | 4 | 4.24% |
| who discovered | Jons Jacob Berzelius in 1823 | 0.85% |
Total Rarity Score: 2124.49
Rarity: #15/354