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Chemical Properties of Promethium and Dubnium

Promethium
Dubnium
Chemical Properties of Dubnium and Promethium


Chemical Properties
Chemical Formula
Pm   
Db   
Isotopes
  
  
Known Isotopes
27   
12
10   
28
Electronegativity
  
  
Allred Rochow Electronegativity
1.07   
32
Not Available   
Electropositivity
  
  
Ionization Energies
  
  
1st Energy Level
540.00 kJ/mol   
99+
664.80 kJ/mol   
38
2nd Energy Level
1,050.00 kJ/mol   
99+
1,546.70 kJ/mol   
38
3rd Energy Level
2,150.00 kJ/mol   
99+
2,378.40 kJ/mol   
99+
4th Energy Level
3,970.00 kJ/mol   
38
3,298.80 kJ/mol   
99+
5th Energy Level
Not Available   
4,305.20 kJ/mol   
39
Electrochemical Equivalent
1.80 g/amp-hr   
36
Not Available   
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Radioactivity   
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