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Chemical Properties of Mendelevium and Europium


Chemical Properties of Europium and Mendelevium


Chemical Properties

Chemical Formula
Md   
Eu   

Isotopes
  
  

Known Isotopes
16   
23
31   
8

Electronegativity
  
  

Pauling Electronegativity
1.30   
32
1.20   
39

Sanderson Electronegativity
Not Available   
1.01   
22

Allred Rochow Electronegativity
1.20   
27
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.70   
22
Not Available   

Ionization Energies
  
  

1st Energy Level
635.00 kJ/mol   
99+
547.10 kJ/mol   
99+

2nd Energy Level
1,235.00 kJ/mol   
99+
1,085.00 kJ/mol   
99+

3rd Energy Level
2,470.00 kJ/mol   
99+
2,404.00 kJ/mol   
99+

4th Energy Level
3,840.00 kJ/mol   
99+
4,120.00 kJ/mol   
33

Electrochemical Equivalent
3.21 g/amp-hr   
12
1.89 g/amp-hr   
33

Electron Work Function
Not Available   
2.50 eV   
99+

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Solubility   

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