Magnesium vs Rhodium

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PropertyMg MagnesiumRh Rhodium
Atomic number1245
SymbolMgRh
NameMagnesiumRhodium
Categoryalkaline-earth-metaltransition-metal
Standard Atomic Weight24.3055 u102.9055 u
Period35
Group29
Blockss
Phase at STPsolidsolid
Electron configuration[Ne]3s2[Kr]5s14d8
Oxidation states[0, 1, 2][-3, -1, 1, 2, 3, 4, 5, 6, 7]
Electronegativity (Pauling)1.312.28
Electron affinity-0.4 eV1.137 eV
Density1740 kg/m³1.240000e+4 kg/m³
Melting point649.85 °C1963.85 °C
Boiling point1089.85 °C3694.85 °C
Discovery year17551803