Tungsten vs Plutonium

PropertyW TungstenPu Plutonium
Atomic number7494
SymbolWPu
NameTungstenPlutonium
Categorytransition-metalactinide
Standard Atomic Weight183.84 u244 u
Period67
Group6N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Xe]6s24f145d4[Rn]7s25f6
Oxidation states[-4, -2, -1, 0, 1, 2, 3, 4, 5, 6][2, 3, 4, 5, 6, 7, 8]
Electronegativity (Pauling)2.361.28
Electron affinity0.815 eV-0.5 eV
Density1.930000e+4 kg/m³1.984000e+4 kg/m³
Melting point3421.85 °C639.85 °C
Boiling point5554.85 °C3227.85 °C
Discovery year17811941