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Chemical Properties of Thulium and Neodymium

Thulium
Neodymium
Chemical Properties of Neodymium and Thulium


Chemical Properties
Chemical Formula
Tm   
Nd   
Isotopes
  
  
Known Isotopes
32   
7
30   
9
Electronegativity
  
  
Pauling Electronegativity
1.25   
35
1.14   
99+
Allred Rochow Electronegativity
1.11   
29
1.07   
32
Electropositivity
  
  
Pauling Electropositivity
2.75   
19
2.86   
13
Ionization Energies
  
  
1st Energy Level
596.70 kJ/mol   
99+
533.10 kJ/mol   
99+
2nd Energy Level
1,160.00 kJ/mol   
99+
1,040.00 kJ/mol   
99+
3rd Energy Level
2,285.00 kJ/mol   
99+
2,130.00 kJ/mol   
99+
4th Energy Level
4,120.00 kJ/mol   
33
3,900.00 kJ/mol   
99+
Electrochemical Equivalent
2.10 g/amp-hr   
26
1.79 g/amp-hr   
37
Electron Work Function
Not Available   
3.20 eV   
34
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Corrosion, Flammable, Ionization   
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