Manganese vs Praseodymium

PropertyMn ManganesePr Praseodymium
Atomic number2559
SymbolMnPr
NameManganesePraseodymium
Categorytransition-metallanthanide
Standard Atomic Weight54.938044 u140.90766 u
Period46
Group7N/A
Blockss
Phase at STPsolidsolid
Electron configuration[Ar]4s23d5[Xe]6s24f3
Oxidation states[-3, -1, 0, 1, 2, 3, 4, 5, 6, 7][0, 1, 2, 3, 4, 5]
Electronegativity (Pauling)1.551.13
Electron affinity-0.5 eV0.962 eV
Density7300 kg/m³6770 kg/m³
Melting point1245.85 °C930.85 °C
Boiling point2060.85 °C3519.85 °C
Discovery year17741885