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Chemical Properties of Platinum and Osmium

Platinum
Osmium
Chemical Properties of Osmium and Platinum


Chemical Properties
Chemical Formula
Pt   
Os   
Isotopes
  
  
Known Isotopes
35   
4
35   
4
Electronegativity
  
  
Pauling Electronegativity
2.28   
3
2.20   
4
Allred Rochow Electronegativity
1.44   
17
1.52   
12
Allen Electronegativity
1.72   
16
1.65   
19
Electropositivity
  
  
Pauling Electropositivity
1.72   
99+
1.80   
99+
Ionization Energies
  
  
1st Energy Level
870.00 kJ/mol   
10
840.00 kJ/mol   
12
2nd Energy Level
1,791.00 kJ/mol   
21
1,309.80 kJ/mol   
99+
3rd Energy Level
Not Available   
1,600.00 kJ/mol   
99+
Electrochemical Equivalent
1.82 g/amp-hr   
35
1.77 g/amp-hr   
38
Electron Work Function
5.65 eV   
1
4.83 eV   
8
Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization   
Chemical Stability, Ionization, Solubility   
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