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Chemical Properties of Osmium and Hafnium

Osmium
Hafnium
Chemical Properties of Hafnium and Osmium


Chemical Properties
Chemical Formula
Os   
Hf   
Isotopes
  
  
Known Isotopes
35   
4
32   
7
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.30   
32
Allred Rochow Electronegativity
1.52   
12
1.23   
25
Allen Electronegativity
1.65   
19
1.16   
37
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.70   
22
Ionization Energies
  
  
1st Energy Level
840.00 kJ/mol   
12
658.50 kJ/mol   
40
2nd Energy Level
1,309.80 kJ/mol   
99+
1,440.00 kJ/mol   
99+
3rd Energy Level
1,600.00 kJ/mol   
99+
2,250.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,216.00 kJ/mol   
99+
Electrochemical Equivalent
1.77 g/amp-hr   
38
1.66 g/amp-hr   
99+
Electron Work Function
4.83 eV   
8
3.90 eV   
27
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Atomic >>
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