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Chemical Properties of Hafnium and Osmium

Hafnium
Osmium
Chemical Properties of Osmium and Hafnium


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