Manganese vs Molybdenum

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PropertyMn ManganeseMo Molybdenum
Atomic number2542
SymbolMnMo
NameManganeseMolybdenum
Categorytransition-metaltransition-metal
Standard Atomic Weight54.938044 u95.95 u
Period45
Group76
Blockss
Phase at STPsolidsolid
Electron configuration[Ar]4s23d5[Kr]5s14d5
Oxidation states[-3, -1, 0, 1, 2, 3, 4, 5, 6, 7][-4, -2, -1, 0, 1, 2, 3, 4, 5, 6]
Electronegativity (Pauling)1.552.16
Electron affinity-0.5 eV0.744 eV
Density7300 kg/m³1.020000e+4 kg/m³
Melting point1245.85 °C2622.85 °C
Boiling point2060.85 °C4638.85 °C
Discovery year17741778