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Chemical Properties of Gold and Niobium

Gold
Niobium
Chemical Properties of Niobium and Gold


Chemical Properties
Chemical Formula
Au   
Nb   
Isotopes
  
  
Known Isotopes
36   
3
17   
22
Electronegativity
  
  
Pauling Electronegativity
2.54   
1
1.60   
23
Sanderson Electronegativity
Not Available   
1.42   
16
Allred Rochow Electronegativity
1.42   
18
1.23   
25
Mulliken-Jaffe Electronegativity
1.87   
7
Not Available   
Allen Electronegativity
1.92   
5
1.41   
31
Electropositivity
  
  
Pauling Electropositivity
1.46   
99+
2.40   
31
Ionization Energies
  
  
1st Energy Level
890.10 kJ/mol   
8
652.10 kJ/mol   
99+
2nd Energy Level
1,980.00 kJ/mol   
12
1,380.00 kJ/mol   
99+
3rd Energy Level
Not Available   
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
2.45 g/amp-hr   
21
0.69 g/amp-hr   
99+
Electron Work Function
5.10 eV   
4
4.30 eV   
18
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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