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Chemical Properties of Iridium and Technetium

Iridium
Technetium
Chemical Properties of Technetium and Iridium


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