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Cadmium  SEE PERIODIC TABLE
see article  SEE FULL ARTICLE


Atomic Number48

Atomic SymbolCd

Atomic Weight112.411 amu

GroupTransition, 12

FormSolid

Density @ STP8.69 g/cm3

Melting Point321.07 °C (609.926 °F, 594.22 °K)

Boiling Point767 °C (1412.6 °F, 1040.15 °K)

Heat of Fusion6.19 kJ/mol

Heat of Vaporization99.87 kJ/mol

First Ionization Potential8.99367 eV

Electronegativity (on Pauling scale)1.69

Specific Heat Capacity0.232 J/g K

Ground State Electron Configuration5s2

Oxidation States+2

Stable Isotopes and Natural Abundance on Earth106Cd, 1.25%; 108Cd, 0.89%; 110Cd, 12.49%; 111Cd, 12.80%; 112Cd, 24.13%; 113Cd, 12.22%; 114Cd, 28.73%; 116Cd, 7.49%

Selected Radioisotopes109Cd, 112Cd

Atomic Radius151 pm

Crystal StructureHexagonal

Discovered byStrohmeyer, 1817

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