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Chemical Properties of Cerium and Berkelium

Cerium
Berkelium
Chemical Properties of Berkelium and Cerium


Chemical Properties
Chemical Formula
Ce   
Bk   
Isotopes
  
  
Known Isotopes
30   
9
14   
25
Electronegativity
  
  
Pauling Electronegativity
1.12   
99+
1.30   
32
Allred Rochow Electronegativity
1.08   
31
1.20   
27
Allen Electronegativity
Not Available   
2.70   
1
Electropositivity
  
  
Pauling Electropositivity
2.88   
11
2.70   
22
Ionization Energies
  
  
1st Energy Level
534.40 kJ/mol   
99+
601.00 kJ/mol   
99+
2nd Energy Level
1,050.00 kJ/mol   
99+
1,186.00 kJ/mol   
99+
3rd Energy Level
1,949.00 kJ/mol   
99+
2,152.00 kJ/mol   
99+
4th Energy Level
3,547.00 kJ/mol   
99+
3,434.00 kJ/mol   
99+
5th Energy Level
6,325.00 kJ/mol   
22
Not Available   
6th Energy Level
7,490.00 kJ/mol   
21
Not Available   
Electrochemical Equivalent
1.74 g/amp-hr   
99+
3.07 g/amp-hr   
16
Electron Work Function
2.84 eV   
39
Not Available   
Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Radioactivity   
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