Silver vs Praseodymium

PropertyAg SilverPr Praseodymium
Atomic number4759
SymbolAgPr
NameSilverPraseodymium
Categorytransition-metallanthanide
Standard Atomic Weight107.8682 u140.90766 u
Period56
Group11N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Kr]5s14d10[Xe]6s24f3
Oxidation states[-2, -1, 0, 1, 2, 3][0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)1.931.13
Electron affinity1.302 eV0.962 eV
Density1.050100e+4 kg/m³6770 kg/m³
Melting point961.78 °C930.85 °C
Boiling point2161.85 °C3519.85 °C
Discovery yearN/A1885