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Chemical Properties of Gold and Osmium

Gold
Osmium
Chemical Properties of Osmium and Gold


Chemical Properties
Chemical Formula
Au   
Os   
Isotopes
  
  
Known Isotopes
36   
3
35   
4
Electronegativity
  
  
Pauling Electronegativity
2.54   
1
2.20   
4
Allred Rochow Electronegativity
1.42   
18
1.52   
12
Mulliken-Jaffe Electronegativity
1.87   
7
Not Available   
Allen Electronegativity
1.92   
5
1.65   
19
Electropositivity
  
  
Pauling Electropositivity
1.46   
99+
1.80   
99+
Ionization Energies
  
  
1st Energy Level
890.10 kJ/mol   
8
840.00 kJ/mol   
12
2nd Energy Level
1,980.00 kJ/mol   
12
1,309.80 kJ/mol   
99+
3rd Energy Level
Not Available   
1,600.00 kJ/mol   
99+
Electrochemical Equivalent
2.45 g/amp-hr   
21
1.77 g/amp-hr   
38
Electron Work Function
5.10 eV   
4
4.83 eV   
8
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Chemical Stability, Ionization, Solubility   
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