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Chemical Properties of Rhenium and Californium


Chemical Properties of Californium and Rhenium


Chemical Properties

Chemical Formula
Re   
Cf   

Isotopes
  
  

Known Isotopes
33   
6
20   
19

Electronegativity
  
  

Pauling Electronegativity
1.90   
11
1.30   
32

Allred Rochow Electronegativity
1.46   
15
1.20   
27

Allen Electronegativity
1.60   
21
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.10   
99+
2.70   
22

Ionization Energies
  
  

1st Energy Level
760.00 kJ/mol   
20
608.00 kJ/mol   
99+

2nd Energy Level
1,260.00 kJ/mol   
99+
1,206.00 kJ/mol   
99+

3rd Energy Level
2,510.00 kJ/mol   
99+
2,267.00 kJ/mol   
99+

4th Energy Level
3,640.00 kJ/mol   
99+
3,599.00 kJ/mol   
99+

Electrochemical Equivalent
0.99 g/amp-hr   
99+
3.12 g/amp-hr   
15

Electron Work Function
4.96 eV   
7
Not Available   

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

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