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Chemical Properties of Rhenium and Holmium

Rhenium
Holmium
Chemical Properties of Holmium and Rhenium


Chemical Properties
Chemical Formula
Re   
Ho   
Isotopes
  
  
Known Isotopes
33   
6
34   
5
Electronegativity
  
  
Pauling Electronegativity
1.90   
11
1.23   
37
Allred Rochow Electronegativity
1.46   
15
1.10   
30
Allen Electronegativity
1.60   
21
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.10   
99+
2.77   
17
Ionization Energies
  
  
1st Energy Level
760.00 kJ/mol   
20
581.00 kJ/mol   
99+
2nd Energy Level
1,260.00 kJ/mol   
99+
1,140.00 kJ/mol   
99+
3rd Energy Level
2,510.00 kJ/mol   
99+
2,204.00 kJ/mol   
99+
4th Energy Level
3,640.00 kJ/mol   
99+
4,100.00 kJ/mol   
34
Electrochemical Equivalent
0.99 g/amp-hr   
99+
2.02 g/amp-hr   
29
Electron Work Function
4.96 eV   
7
Not Available   
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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