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Chemical Properties of Neodymium and Thorium

Neodymium
Thorium
Chemical Properties of Thorium and Neodymium


Chemical Properties
Chemical Formula
Nd   
Th   
Isotopes
  
  
Known Isotopes
30   
9
28   
11
Electronegativity
  
  
Pauling Electronegativity
1.14   
99+
1.30   
32
Allred Rochow Electronegativity
1.07   
32
1.11   
29
Electropositivity
  
  
Pauling Electropositivity
2.86   
13
2.70   
22
Ionization Energies
  
  
1st Energy Level
533.10 kJ/mol   
99+
587.00 kJ/mol   
99+
2nd Energy Level
1,040.00 kJ/mol   
99+
1,110.00 kJ/mol   
99+
3rd Energy Level
2,130.00 kJ/mol   
99+
1,978.00 kJ/mol   
99+
4th Energy Level
3,900.00 kJ/mol   
99+
2,780.00 kJ/mol   
99+
Electrochemical Equivalent
1.79 g/amp-hr   
37
2.16 g/amp-hr   
24
Electron Work Function
3.20 eV   
34
3.41 eV   
32
Other Chemical Properties
Chemical Stability, Corrosion, Flammable, Ionization   
Corrosion, Ionization, Radioactive Isotopes, Radioactivity   
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