23
V
Vanadium
Transition metal period 4 group 5 d-block discovered: 1801
As a chemical element
Properties of the atom — they do not depend on what substance it is part of.
- Atomic number
- 23
- Atomic mass
- 50.9415 a.m.u.
- Electron configuration
- [Ar]4s2 3d3
- Electronegativity
- 1.63 on the Pauling scale
- Atomic radius
- 179 pm
- Ionization energy
- 6.746 eV
- Electron affinity
- 0.525 eV
- Oxidation states
- +5, +4, +3, +2
As a simple substance
Properties of the substance these atoms form under ordinary conditions.
- State at 25 °C
- Solid
- Melting point
- 2183 K (1 909,85 °C)
- Boiling point
- 3680 K (3 406,85 °C)
- Density
- 6.0 g/cm³