Carbon vs Mendelevium

PropertyC CarbonMd Mendelevium
Atomic number6101
SymbolCMd
NameCarbonMendelevium
Categorynonmetalactinide
Standard Atomic Weight12.0106 u258 u
Period27
Group14N/A
Blockps
Phase at STPsolidsolid
Electron configuration[He]2s22p2[Rn]7s25f13
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][2, 3]
Electronegativity (Pauling)2.551.3
Electron affinity1.2621 eV0.997 eV
Density2267 kg/m³1.030000e+4 kg/m³
Melting point3549.85 °C826.85 °C
Boiling point3824.85 °C-273.15 °C
Discovery year17971955