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Chemical Properties of Tungsten and Osmium

Tungsten
Osmium
Chemical Properties of Osmium and Tungsten


Chemical Properties
Chemical Formula
W   
Os   
Isotopes
  
  
Known Isotopes
33   
6
35   
4
Electronegativity
  
  
Pauling Electronegativity
2.36   
2
2.20   
4
Sanderson Electronegativity
0.98   
23
Not Available   
Allred Rochow Electronegativity
1.40   
19
1.52   
12
Allen Electronegativity
1.47   
29
1.65   
19
Electropositivity
  
  
Pauling Electropositivity
1.64   
99+
1.80   
99+
Ionization Energies
  
  
1st Energy Level
770.00 kJ/mol   
16
840.00 kJ/mol   
12
2nd Energy Level
1,700.00 kJ/mol   
29
1,309.80 kJ/mol   
99+
3rd Energy Level
Not Available   
1,600.00 kJ/mol   
99+
Electrochemical Equivalent
1.14 g/amp-hr   
99+
1.77 g/amp-hr   
38
Electron Work Function
4.55 eV   
13
4.83 eV   
8
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Ionization, Solubility   
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