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Titanium (Ti)
Atomic number 22 · transition
| Atomic number | 22 |
|---|---|
| Atomic mass | 47.867 u |
| Molar mass | 47.867 g/mol |
| Category | transition |
| Group / period / block | 4 / 4 / d |
| Electron configuration | [Ar] 3d2 4s2 |
| Electrons per shell | 2, 8, 10, 2 |
| Electronegativity (Pauling) | 1.54 |
| Atomic radius | 140.0 pm |
| Density | 4.506 g/cm³ |
| First ionisation energy | 6.8281 eV |
| Melting point | 1943.15 K (1670.00 °C) |
| Boiling point | 3560.15 K (3287.00 °C) |
| Common oxidation states | +4 |
| Abundance in Earth's crust | 5650 ppm |
Uses
Aircraft, body implants, white paint
Discovery
1791, William Gregor