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Chemical Properties of Dysprosium and Neptunium

Dysprosium
Neptunium
Chemical Properties of Neptunium and Dysprosium


Chemical Properties
Chemical Formula
Dy   
Np   
Isotopes
  
  
Known Isotopes
29   
10
20   
19
Electronegativity
  
  
Pauling Electronegativity
1.22   
38
1.36   
29
Allred Rochow Electronegativity
1.10   
30
1.22   
26
Electropositivity
  
  
Pauling Electropositivity
2.78   
16
2.64   
25
Ionization Energies
  
  
1st Energy Level
573.00 kJ/mol   
99+
604.50 kJ/mol   
99+
2nd Energy Level
1,130.00 kJ/mol   
99+
1,128.00 kJ/mol   
99+
3rd Energy Level
2,200.00 kJ/mol   
99+
1,997.00 kJ/mol   
99+
4th Energy Level
3,990.00 kJ/mol   
37
3,242.00 kJ/mol   
99+
Electrochemical Equivalent
2.02 g/amp-hr   
29
1.77 g/amp-hr   
39
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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