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Chemical Properties of Barium and Europium

Barium
Europium
Chemical Properties of Europium and Barium


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