Palladium

ElementPalladiumSymbolPd
Atomic Number46Molar Mass106.4 gmol-1
Electron Configuration[Kr]4d10Normal Statesolid metal
Density @STP12 g cm-3Melting Point1555oC
Boiling Point2963oCStable Isotopes102Pd, 104Pd, 105Pd, 106Pd, 108Pd, 110Pd
Atomic Radius137 pmIonic Radius86 (2+) pm
Electronegativity (Pauling)2.2Ionization Energy (1st)805 kJ mol-1
Ionization Energy (2nd)1875 kJ mol-1Ionization Energy (3rd)3177 kJ mol-1
Molar Heat Capacity26 J K-1mol-1Standard Molar Entropy37.6 J K-1mol-1
Enthalpy of Fusion17.2 kJ mol-1Enthalpy of Vapourization393.3 kJ mol-1
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