Atomic Number58Molar Mass140.12 gmol-1
Electron Configuration[Xe]4f15d16s2Normal Statesolid metal
Density @STP6.71 g cm-3Melting Point798oC
Boiling Point3424oCStable Isotopes136Ce, 138Ce, 140Ce, 142Ce
Atomic Radius183 pmIonic Radius107 (3+) pm
Electronegativity (Pauling)1.12Ionization Energy (1st)527 kJ mol-1
Ionization Energy (2nd)1047 kJ mol-1Ionization Energy (3rd)1949 kJ mol-1
Molar Heat Capacity26.9 J K-1mol-1Standard Molar Entropy72 J K-1mol-1
Enthalpy of Fusion8.87 kJ mol-1Enthalpy of Vapourization313.8 kJ mol-1
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