Vanadium

ElementVanadiumSymbolV
Atomic Number23Molar Mass50.94 gmol-1
Electron Configuration[Ar]3d34s2Normal Statesolid metal
Density @STP6.11 g cm-3Melting Point1910oC
Boiling Point3407oCStable Isotopes50V, 51V
Atomic Radius135 pmIonic Radius61 (4+) pm
Electronegativity (Pauling)1.63Ionization Energy (1st)650 kJ mol-1
Ionization Energy (2nd)1414 kJ mol-1Ionization Energy (3rd)2828 kJ mol-1
Molar Heat Capacity24.9 J K-1mol-1Standard Molar Entropy28.9 J K-1mol-1
Enthalpy of Fusion17.6 kJ mol-1Enthalpy of Vapourization458.6 kJ mol-1
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