Rhenium vs Seaborgium

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PropertyRe RheniumSg Seaborgium
Atomic number75106
SymbolReSg
NameRheniumSeaborgium
Categorytransition-metaltransition-metal
Standard Atomic Weight186.207 u271 u
Period67
Group76
Blockss
Phase at STPsolidN/A
Electron configuration[Xe]6s24f145d5[Rn]7s25f146d4
Oxidation states[-3, -1, 0, 1, 2, 3, 4, 5, 6, 7][3, 4, 5, 6]
Electronegativity (Pauling)1.9N/A
Electron affinity0.15 eV0.85 eV
Density2.080000e+4 kg/m³3.500000e+4 kg/m³
Melting point3185.85 °C-273.15 °C
Boiling point5595.85 °C-273.15 °C
Discovery year19251974