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Chemical Properties of Technetium and Iridium
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Technetium
Iridium
Chemical Properties of Iridium and Technetium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Tc
Ir
Isotopes
Known Isotopes
18
21
34
5
Electronegativity
Pauling Electronegativity
1.90
11
2.20
4
Allred Rochow Electronegativity
1.36
20
1.55
11
Allen Electronegativity
1.51
28
1.68
17
Electropositivity
Pauling Electropositivity
2.10
99+
1.80
99+
Ionization Energies
1st Energy Level
702.00 kJ/mol
36
880.00 kJ/mol
9
2nd Energy Level
1,470.00 kJ/mol
99+
1,600.00 kJ/mol
35
3rd Energy Level
2,850.00 kJ/mol
33
Not Available
Electrochemical Equivalent
0.52 g/amp-hr
99+
1.14 g/amp-hr
99+
Electron Work Function
Not Available
4.55 eV
13
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Flammable, Ionization, Radioactive Isotopes, Radioactivity
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