Tantalum
Transition metal| Atomic number | 73 |
|---|---|
| Category | Transition metal |
| Atomic mass | 180.95 |
| Electron configuration | [Xe]4f¹⁴ 5d³ 6s² |
| Oxidation states | +5 |
| Electronegativity | 1.5 |
| Melting point | 3,017 °C |
| Boiling point | 5,458 °C |
| Density | 16.69 g/cm³ |
| Crystal structure | Body-centred cubic |
| Group | 5 |
| Period | 6 |
| Block | d |
| Discovered | 1,802 |
| Crustal abundance | 2 ppm |