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Chemical Properties of Zirconium and Niobium

Zirconium
Niobium
Chemical Properties of Niobium and Zirconium


Chemical Properties
Chemical Formula
Zr   
Nb   
Isotopes
  
  
Known Isotopes
24   
15
17   
22
Electronegativity
  
  
Pauling Electronegativity
1.33   
30
1.60   
23
Sanderson Electronegativity
0.90   
25
1.42   
16
Allred Rochow Electronegativity
1.22   
26
1.23   
25
Allen Electronegativity
1.32   
34
1.41   
31
Electropositivity
  
  
Pauling Electropositivity
2.67   
24
2.40   
31
Ionization Energies
  
  
1st Energy Level
640.10 kJ/mol   
99+
652.10 kJ/mol   
99+
2nd Energy Level
1,270.00 kJ/mol   
99+
1,380.00 kJ/mol   
99+
3rd Energy Level
2,218.00 kJ/mol   
99+
2,416.00 kJ/mol   
99+
4th Energy Level
3,313.00 kJ/mol   
99+
3,700.00 kJ/mol   
99+
5th Energy Level
7,752.00 kJ/mol   
10
4,877.00 kJ/mol   
36
6th Energy Level
9,500.00 kJ/mol   
15
9,847.00 kJ/mol   
11
7th Energy level
Not Available   
12,100.00 kJ/mol   
14
Electrochemical Equivalent
0.85 g/amp-hr   
99+
0.69 g/amp-hr   
99+
Electron Work Function
4.05 eV   
26
4.30 eV   
18
Other Chemical Properties
Anti Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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