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Chemical Properties of Ruthenium and Iridium
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Ruthenium
Iridium
Chemical Properties of Iridium and Ruthenium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Ru
Ir
Isotopes
Known Isotopes
26
13
34
5
Electronegativity
Pauling Electronegativity
2.20
4
2.20
4
Allred Rochow Electronegativity
1.42
18
1.55
11
Allen Electronegativity
1.54
25
1.68
17
Electropositivity
Pauling Electropositivity
1.80
99+
1.80
99+
Ionization Energies
1st Energy Level
710.20 kJ/mol
32
880.00 kJ/mol
9
2nd Energy Level
710.22 kJ/mol
99+
1,600.00 kJ/mol
35
3rd Energy Level
2,747.00 kJ/mol
37
Not Available
Electrochemical Equivalent
1.26 g/amp-hr
99+
1.14 g/amp-hr
99+
Electron Work Function
4.71 eV
9
4.55 eV
13
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
Flammable, Ionization, Radioactive Isotopes, Radioactivity
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