Manganese vs Seaborgium

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PropertyMn ManganeseSg Seaborgium
Atomic number25106
SymbolMnSg
NameManganeseSeaborgium
Categorytransition-metaltransition-metal
Standard Atomic Weight54.938044 u271 u
Period47
Group76
Blockss
Phase at STPsolidN/A
Electron configuration[Ar]4s23d5[Rn]7s25f146d4
Oxidation states[-3, -1, 0, 1, 2, 3, 4, 5, 6, 7][3, 4, 5, 6]
Electronegativity (Pauling)1.55N/A
Electron affinity-0.5 eV0.85 eV
Density7300 kg/m³3.500000e+4 kg/m³
Melting point1245.85 °C-273.15 °C
Boiling point2060.85 °C-273.15 °C
Discovery year17741974