Home
Compare Metals


Chemical Properties of Neodymium and Protactinium


Chemical Properties of Protactinium and Neodymium


Chemical Properties

Chemical Formula
Nd   
Pa   

Isotopes
  
  

Known Isotopes
30   
9
27   
12

Electronegativity
  
  

Pauling Electronegativity
1.14   
99+
1.50   
27

Allred Rochow Electronegativity
1.07   
32
1.14   
28

Electropositivity
  
  

Pauling Electropositivity
2.86   
13
2.50   
27

Ionization Energies
  
  

1st Energy Level
533.10 kJ/mol   
99+
568.00 kJ/mol   
99+

2nd Energy Level
1,040.00 kJ/mol   
99+
1,128.00 kJ/mol   
99+

3rd Energy Level
2,130.00 kJ/mol   
99+
1,814.00 kJ/mol   
99+

4th Energy Level
3,900.00 kJ/mol   
99+
2,991.00 kJ/mol   
99+

Electrochemical Equivalent
1.79 g/amp-hr   
37
1.72 g/amp-hr   
99+

Electron Work Function
3.20 eV   
34
Not Available   

Other Chemical Properties
Chemical Stability, Corrosion, Flammable, Ionization   
Ionization, Radioactive Isotopes, Radioactivity   

Atomic >>
<< Physical

Compare Lanthanide Series

Lanthanide Metals

Lanthanide Metals

» More Lanthanide Metals

Compare Lanthanide Series

» More Compare Lanthanide Series