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Chemical Properties of Europium and Barium

Europium
Barium
Chemical Properties of Barium and Europium


Chemical Properties
Chemical Formula
Eu   
Ba   
Isotopes
  
  
Known Isotopes
31   
8
37   
2
Electronegativity
  
  
Pauling Electronegativity
1.20   
39
0.89   
99+
Sanderson Electronegativity
1.01   
22
0.68   
28
Allred Rochow Electronegativity
Not Available   
0.97   
38
Mulliken-Jaffe Electronegativity
Not Available   
0.88   
22
Allen Electronegativity
Not Available   
0.88   
99+
Electropositivity
  
  
Pauling Electropositivity
Not Available   
3.11   
4
Ionization Energies
  
  
1st Energy Level
547.10 kJ/mol   
99+
502.90 kJ/mol   
99+
2nd Energy Level
1,085.00 kJ/mol   
99+
965.20 kJ/mol   
99+
3rd Energy Level
2,404.00 kJ/mol   
99+
3,600.00 kJ/mol   
14
4th Energy Level
4,120.00 kJ/mol   
33
Not Available   
Electrochemical Equivalent
1.89 g/amp-hr   
33
2.56 g/amp-hr   
20
Electron Work Function
2.50 eV   
99+
2.70 eV   
99+
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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