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Chemical Properties of Erbium and Gadolinium

Erbium
Gadolinium
Chemical Properties of Gadolinium and Erbium


Chemical Properties
Chemical Formula
Er   
Gd   
Isotopes
  
  
Known Isotopes
31   
8
26   
13
Electronegativity
  
  
Pauling Electronegativity
1.24   
36
1.20   
39
Allred Rochow Electronegativity
1.11   
29
1.11   
29
Electropositivity
  
  
Pauling Electropositivity
2.76   
18
2.80   
15
Ionization Energies
  
  
1st Energy Level
589.30 kJ/mol   
99+
593.40 kJ/mol   
99+
2nd Energy Level
1,150.00 kJ/mol   
99+
1,170.00 kJ/mol   
99+
3rd Energy Level
2,194.00 kJ/mol   
99+
1,990.00 kJ/mol   
99+
4th Energy Level
4,120.00 kJ/mol   
33
4,250.00 kJ/mol   
30
Electrochemical Equivalent
2.08 g/amp-hr   
28
1.96 g/amp-hr   
32
Electron Work Function
Not Available   
3.10 eV   
35
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Corrosion, Flammable, Ionization, Radioactive Isotopes   
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