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Chemical Properties of Berkelium and Fermium

Berkelium
Fermium
Chemical Properties of Fermium and Berkelium


Chemical Properties
Chemical Formula
Bk   
Fm   
Isotopes
  
  
Known Isotopes
14   
25
18   
21
Electronegativity
  
  
Pauling Electronegativity
1.30   
32
1.30   
32
Allred Rochow Electronegativity
1.20   
27
1.20   
27
Allen Electronegativity
2.70   
1
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.70   
22
2.70   
22
Ionization Energies
  
  
1st Energy Level
601.00 kJ/mol   
99+
627.00 kJ/mol   
99+
2nd Energy Level
1,186.00 kJ/mol   
99+
1,225.00 kJ/mol   
99+
3rd Energy Level
2,152.00 kJ/mol   
99+
2,363.00 kJ/mol   
99+
4th Energy Level
3,434.00 kJ/mol   
99+
3,792.00 kJ/mol   
99+
Electrochemical Equivalent
3.07 g/amp-hr   
16
3.20 g/amp-hr   
13
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Radioactivity   
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