Vanadium vs Mendelevium

PropertyV VanadiumMd Mendelevium
Atomic number23101
SymbolVMd
NameVanadiumMendelevium
Categorytransition-metalactinide
Standard Atomic Weight50.9415 u258 u
Period47
Group5N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Ar]4s23d3[Rn]7s25f13
Oxidation states[-3, -1, 0, 1, 2, 3, 4, 5][2, 3]
Electronegativity (Pauling)1.631.3
Electron affinity0.525 eV0.997 eV
Density6000 kg/m³1.030000e+4 kg/m³
Melting point1909.85 °C826.85 °C
Boiling point3406.85 °C-273.15 °C
Discovery year18301955