Gallium vs Praseodymium

PropertyGa GalliumPr Praseodymium
Atomic number3159
SymbolGaPr
NameGalliumPraseodymium
Categorypost-transition-metallanthanide
Standard Atomic Weight69.723 u140.90766 u
Period46
Group13N/A
Blockps
Phase at STPsolidsolid
Electron configuration[Ar]4s23d104p1[Xe]6s24f3
Oxidation states[-5, -4, -3, -2, -1, 0, 1, 2, 3][0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)1.811.13
Electron affinity0.3 eV0.962 eV
Density5910 kg/m³6770 kg/m³
Melting point29.76 °C930.85 °C
Boiling point2203.85 °C3519.85 °C
Discovery year18751885