23 V
Transition metal
Vanadium
Hardens steel.
Properties of Vanadium
- Atomic number (Z)
- 23
- Symbol
- V
- Atomic mass
- 50.942 g/mol
- Category
- Transition metal
- Group
- 5
- Period
- 4
- Electron configuration
- [Ar] 3d³ 4s²
- Electronegativity (Pauling)
- 1.63
- Atomic radius
- 171 pm
- First ionization energy
- 651 kJ/mol
- Melting point
- 2183 K (1909.8 °C)
- Boiling point
- 3680 K (3406.8 °C)
- Density
- 6.11 g/cm³
- Phase at 25 °C
- Solid
- Discovered
- Discovered in 1801