Tin vs Dubnium

PropertySn TinDb Dubnium
Atomic number50105
SymbolSnDb
NameTinDubnium
Categorypost-transition-metaltransition-metal
Standard Atomic Weight118.71 u268 u
Period57
Group145
Blockps
Phase at STPsolidN/A
Electron configuration[Kr]5s24d105p2[Rn]7s25f146d3
Oxidation states[-4, -3, -2, -1, 0, 1, 2, 3, 4][3, 4, 5]
Electronegativity (Pauling)1.96N/A
Electron affinity1.112 eV0.56 eV
Density7287 kg/m³2.930000e+4 kg/m³
Melting point231.93 °C-273.15 °C
Boiling point2601.85 °C-273.15 °C
Discovery yearN/A1967