Silicon
Metalloid| Atomic number | 14 |
|---|---|
| Category | Metalloid |
| Atomic mass | 28.085 |
| Electron configuration | [Ne]3s² 3p² |
| Oxidation states | −4, +4 |
| Electronegativity | 1.9 |
| Melting point | 1,414 °C |
| Boiling point | 3,265 °C |
| Density | 2.33 g/cm³ |
| Crystal structure | Diamond cubic |
| Group | 14 |
| Period | 3 |
| Block | p |
| Discovered | 1,824 |
| Crustal abundance | 282,000 ppm |
