Vanadium
Block dPeriod 4Group 5solid at 20 °C
Configuration :[Ar] 3d³ 4s²
Atomic mass :50.9415 u
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Modèle de Bohr · pédagogique
Electron configuration
Full1s² 2s² 2p⁶ 3s² 3p⁶ 3d³ 4s²
Short[Ar] 3d³ 4s²
Valence electrons5
KLMNOPQ shells
K2
L8
M11
N2
Electronegativity
Pauling1.63
Allen1.53
Mulliken (eV)—
Atomic radii
Empirical135 pm
Calculated171 pm
Covalent153 pm
Van der Waals—
Ionic radii (Shannon-Prewitt)
+554 pm
Successive ionisation energies
I₁650.9 kJ/mol
I₂1414 kJ/mol
I₃2830 kJ/mol
I₄4507 kJ/mol
I₅6298.7 kJ/mol
Electron affinity50.6 kJ/mol
Oxidation states
-3-10+1+2+3+4+5
Bold states = most common.