6 C
Reactive nonmetal
Carbon
Basis of all known life.
Properties of Carbon
- Atomic number (Z)
- 6
- Symbol
- C
- Atomic mass
- 12.011 g/mol
- Category
- Reactive nonmetal
- Group
- 14
- Period
- 2
- Electron configuration
- [He] 2s² 2p²
- Electronegativity (Pauling)
- 2.55
- Atomic radius
- 67 pm
- First ionization energy
- 1086 kJ/mol
- Melting point
- 3823 K (3549.8 °C)
- Boiling point
- 4098 K (3824.8 °C)
- Density
- 2.267 g/cm³
- Phase at 25 °C
- Solid
- Discovered
- Known since ancient times