Magnesium vs Manganese

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PropertyMg MagnesiumMn Manganese
Atomic number1225
SymbolMgMn
NameMagnesiumManganese
Categoryalkaline-earth-metaltransition-metal
Standard Atomic Weight24.3055 u54.938044 u
Period34
Group27
Blockss
Phase at STPsolidsolid
Electron configuration[Ne]3s2[Ar]4s23d5
Oxidation states[0, 1, 2][-3, -1, 0, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)1.311.55
Electron affinity-0.4 eV-0.5 eV
Density1740 kg/m³7300 kg/m³
Melting point649.85 °C1245.85 °C
Boiling point1089.85 °C2060.85 °C
Discovery year17551774