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Chemical Properties of Niobium and Sodium

Niobium
Sodium
Chemical Properties of Sodium and Niobium


Chemical Properties
Chemical Formula
Nb   
Na   
Isotopes
  
  
Known Isotopes
17   
22
17   
22
Electronegativity
  
  
Pauling Electronegativity
1.60   
23
0.93   
99+
Sanderson Electronegativity
1.42   
16
0.56   
30
Allred Rochow Electronegativity
1.23   
25
1.01   
35
Mulliken-Jaffe Electronegativity
Not Available   
0.91   
21
Allen Electronegativity
1.41   
31
0.87   
99+
Electropositivity
  
  
Pauling Electropositivity
2.40   
31
3.07   
6
Ionization Energies
  
  
1st Energy Level
652.10 kJ/mol   
99+
495.80 kJ/mol   
99+
2nd Energy Level
1,380.00 kJ/mol   
99+
4,562.00 kJ/mol   
4
3rd Energy Level
2,416.00 kJ/mol   
99+
6,910.30 kJ/mol   
6
4th Energy Level
3,700.00 kJ/mol   
99+
9,543.00 kJ/mol   
5
5th Energy Level
4,877.00 kJ/mol   
36
13,354.00 kJ/mol   
4
6th Energy Level
9,847.00 kJ/mol   
11
16,613.00 kJ/mol   
4
7th Energy level
12,100.00 kJ/mol   
14
20,117.00 kJ/mol   
4
8th Energy Level
Not Available   
25,496.00 kJ/mol   
4
9th Energy Level
Not Available   
28,932.00 kJ/mol   
4
10th Energy Level
Not Available   
141,362.00 kJ/mol   
2
11th Energy Level
Not Available   
159,076.00 kJ/mol   
2
Electrochemical Equivalent
0.69 g/amp-hr   
99+
0.86 g/amp-hr   
99+
Electron Work Function
4.30 eV   
18
2.75 eV   
40
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Corrosion, Flammability, Ionization, Solubility   
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