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Chemical Properties of Copernicium and Promethium


Chemical Properties of Promethium and Copernicium


Chemical Properties

Chemical Formula
Cn   
Pm   

Isotopes
  
  

Known Isotopes
1   
34
27   
12

Electronegativity
  
  

Allred Rochow Electronegativity
Not Available   
1.07   
32

Electropositivity
  
  

Ionization Energies
  
  

1st Energy Level
1,154.90 kJ/mol   
2
540.00 kJ/mol   
99+

2nd Energy Level
2,170.00 kJ/mol   
9
1,050.00 kJ/mol   
99+

3rd Energy Level
4,245.40 kJ/mol   
9
2,150.00 kJ/mol   
99+

4th Energy Level
5,499.70 kJ/mol   
14
3,970.00 kJ/mol   
38

Electrochemical Equivalent
Not Available   
1.80 g/amp-hr   
36

Electron Work Function
Not Available   
Not Available   

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Solubility   

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