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Chemical Properties of Rhodium and Hafnium

Rhodium
Hafnium
Chemical Properties of Hafnium and Rhodium


Chemical Properties
Chemical Formula
Rh   
Hf   
Isotopes
  
  
Known Isotopes
16   
23
32   
7
Electronegativity
  
  
Pauling Electronegativity
2.28   
3
1.30   
32
Allred Rochow Electronegativity
1.45   
16
1.23   
25
Allen Electronegativity
1.56   
24
1.16   
37
Electropositivity
  
  
Pauling Electropositivity
1.72   
99+
2.70   
22
Ionization Energies
  
  
1st Energy Level
719.70 kJ/mol   
29
658.50 kJ/mol   
40
2nd Energy Level
1,740.00 kJ/mol   
26
1,440.00 kJ/mol   
99+
3rd Energy Level
2,997.00 kJ/mol   
27
2,250.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,216.00 kJ/mol   
99+
Electrochemical Equivalent
1.28 g/amp-hr   
99+
1.66 g/amp-hr   
99+
Electron Work Function
4.98 eV   
6
3.90 eV   
27
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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