Precious Metal Elements

Palladium[  Atomic number46  Atomic weight106.42  ]

Able to absorb large amounts of hydrogen, so perfect for use with high purity hydrogen generators.

Pd Palladium
Atomic number 46
Atomic weight 106.42
Isotope 102Pd, 104Pd, 105Pd, 106Pd, 108Pd, 110Pd
Crystal Structure fcc
Metallicity Trans.Metal
Shell 2,8,18,18
Filling Orbital 4d10
Oxidation States 2,4
Atomic Radius Å 1.37
Covalent Radius Å 1.38
Atomic Volume cm3/mol 8.9
Density at 293K g/cm3 12.02
Melting Point 1552
Boiling Point 2964
Specific Heat J/gK 0.24
Heat of Fusion kJ/mol 17.8
Heat of Vaporization kJ/mol 357.0
Thermal Conductivity at 273K W/cmK 0.72
Specific Resistance at 273K 10-6 Ωcm 10.0
Coefficient of Linear expansion at 293K 10-6 K-1 11.8
Ionization Potential V 8.3369
2nd Ionization Potential V 19.43
Electron Affinity eV 0.562
Electronegativity 2.20
Discovery year 1803