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Chemical Properties of Cerium and Niobium

Cerium
Niobium
Chemical Properties of Niobium and Cerium


Chemical Properties
Chemical Formula
Ce   
Nb   
Isotopes
  
  
Known Isotopes
30   
9
17   
22
Electronegativity
  
  
Pauling Electronegativity
1.12   
99+
1.60   
23
Sanderson Electronegativity
Not Available   
1.42   
16
Allred Rochow Electronegativity
1.08   
31
1.23   
25
Allen Electronegativity
Not Available   
1.41   
31
Electropositivity
  
  
Pauling Electropositivity
2.88   
11
2.40   
31
Ionization Energies
  
  
1st Energy Level
534.40 kJ/mol   
99+
652.10 kJ/mol   
99+
2nd Energy Level
1,050.00 kJ/mol   
99+
1,380.00 kJ/mol   
99+
3rd Energy Level
1,949.00 kJ/mol   
99+
2,416.00 kJ/mol   
99+
4th Energy Level
3,547.00 kJ/mol   
99+
3,700.00 kJ/mol   
99+
5th Energy Level
6,325.00 kJ/mol   
22
4,877.00 kJ/mol   
36
6th Energy Level
7,490.00 kJ/mol   
21
9,847.00 kJ/mol   
11
7th Energy level
Not Available   
12,100.00 kJ/mol   
14
Electrochemical Equivalent
1.74 g/amp-hr   
99+
0.69 g/amp-hr   
99+
Electron Work Function
2.84 eV   
39
4.30 eV   
18
Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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