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Chemical Properties of Osmium and Niobium

Osmium
Niobium
Chemical Properties of Niobium and Osmium


Chemical Properties
Chemical Formula
Os   
Nb   
Isotopes
  
  
Known Isotopes
35   
4
17   
22
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.60   
23
Sanderson Electronegativity
Not Available   
1.42   
16
Allred Rochow Electronegativity
1.52   
12
1.23   
25
Allen Electronegativity
1.65   
19
1.41   
31
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.40   
31
Ionization Energies
  
  
1st Energy Level
840.00 kJ/mol   
12
652.10 kJ/mol   
99+
2nd Energy Level
1,309.80 kJ/mol   
99+
1,380.00 kJ/mol   
99+
3rd Energy Level
1,600.00 kJ/mol   
99+
2,416.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,700.00 kJ/mol   
99+
5th Energy Level
Not Available   
4,877.00 kJ/mol   
36
6th Energy Level
Not Available   
9,847.00 kJ/mol   
11
7th Energy level
Not Available   
12,100.00 kJ/mol   
14
Electrochemical Equivalent
1.77 g/amp-hr   
38
0.69 g/amp-hr   
99+
Electron Work Function
4.83 eV   
8
4.30 eV   
18
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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