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Chemical Properties of Rhodium and Neptunium

Rhodium
Neptunium
Chemical Properties of Neptunium and Rhodium


Chemical Properties
Chemical Formula
Rh   
Np   
Isotopes
  
  
Known Isotopes
16   
23
20   
19
Electronegativity
  
  
Pauling Electronegativity
2.28   
3
1.36   
29
Allred Rochow Electronegativity
1.45   
16
1.22   
26
Allen Electronegativity
1.56   
24
Not Available   
Electropositivity
  
  
Pauling Electropositivity
1.72   
99+
2.64   
25
Ionization Energies
  
  
1st Energy Level
719.70 kJ/mol   
29
604.50 kJ/mol   
99+
2nd Energy Level
1,740.00 kJ/mol   
26
1,128.00 kJ/mol   
99+
3rd Energy Level
2,997.00 kJ/mol   
27
1,997.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,242.00 kJ/mol   
99+
Electrochemical Equivalent
1.28 g/amp-hr   
99+
1.77 g/amp-hr   
39
Electron Work Function
4.98 eV   
6
Not Available   
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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