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Chemical Properties of Osmium and Einsteinium


Chemical Properties of Einsteinium and Osmium


Chemical Properties

Chemical Formula
Os   
Es   

Isotopes
  
  

Known Isotopes
35   
4
16   
23

Electronegativity
  
  

Pauling Electronegativity
2.20   
4
1.54   
26

Allred Rochow Electronegativity
1.52   
12
1.20   
27

Allen Electronegativity
1.65   
19
Not Available   

Electropositivity
  
  

Pauling Electropositivity
1.80   
99+
2.70   
22

Ionization Energies
  
  

1st Energy Level
840.00 kJ/mol   
12
619.00 kJ/mol   
99+

2nd Energy Level
1,309.80 kJ/mol   
99+
1,216.00 kJ/mol   
99+

3rd Energy Level
1,600.00 kJ/mol   
99+
2,334.00 kJ/mol   
99+

4th Energy Level
Not Available   
3,734.00 kJ/mol   
99+

Electrochemical Equivalent
1.77 g/amp-hr   
38
4.74 g/amp-hr   
5

Electron Work Function
4.83 eV   
8
Not Available   

Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Ionization, Radioactive Isotopes, Radioactivity   

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