Chemical Properties of Iridium and Palladium
Chemical Properties
Chemical Formula
Ir
Pd
Isotopes
Known Isotopes
34
5
38
1
Electronegativity
Pauling Electronegativity
2.20
4
2.20
4
Allred Rochow Electronegativity
1.55
11
1.35
21
Allen Electronegativity
1.68
17
1.59
22
Electropositivity
Pauling Electropositivity
1.80
99+
1.80
99+
Ionization Energies
1st Energy Level
880.00 kJ/mol
9
520.23 kJ/mol
99+
2nd Energy Level
1,600.00 kJ/mol
35
7,298.22 kJ/mol
2
3rd Energy Level
Not Available
11,815.13 kJ/mol
3
Electrochemical Equivalent
1.14 g/amp-hr
99+
1.99 g/amp-hr
30
Electron Work Function
4.55 eV
13
5.12 eV
3
Other Chemical Properties
Flammable, Ionization, Radioactive Isotopes, Radioactivity
Chemical Stability, Corrosion, Ionization, Solubility
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