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Chemical Properties of Roentgenium and Niobium

Roentgenium
Niobium
Chemical Properties of Niobium and Roentgenium


Chemical Properties
Chemical Formula
Rg   
Nb   
Isotopes
  
  
Known Isotopes
1   
34
17   
22
Electronegativity
  
  
Pauling Electronegativity
Not Available   
1.60   
23
Sanderson Electronegativity
Not Available   
1.42   
16
Allred Rochow Electronegativity
Not Available   
1.23   
25
Allen Electronegativity
Not Available   
1.41   
31
Electropositivity
  
  
Pauling Electropositivity
Not Available   
2.40   
31
Ionization Energies
  
  
1st Energy Level
1,022.70 kJ/mol   
3
652.10 kJ/mol   
99+
2nd Energy Level
2,074.40 kJ/mol   
10
1,380.00 kJ/mol   
99+
3rd Energy Level
3,077.90 kJ/mol   
24
2,416.00 kJ/mol   
99+
4th Energy Level
4,052.40 kJ/mol   
36
3,700.00 kJ/mol   
99+
5th Energy Level
5,306.70 kJ/mol   
31
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
Not Available   
0.69 g/amp-hr   
99+
Electron Work Function
Not Available   
4.30 eV   
18
Other Chemical Properties
NA   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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