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Chemical Properties of Samarium and Ruthenium

Samarium
Ruthenium
Chemical Properties of Ruthenium and Samarium


Chemical Properties
Chemical Formula
Sm   
Ru   
Isotopes
  
  
Known Isotopes
30   
9
26   
13
Electronegativity
  
  
Pauling Electronegativity
1.17   
40
2.20   
4
Allred Rochow Electronegativity
1.07   
32
1.42   
18
Allen Electronegativity
Not Available   
1.54   
25
Electropositivity
  
  
Pauling Electropositivity
2.83   
14
1.80   
99+
Ionization Energies
  
  
1st Energy Level
544.50 kJ/mol   
99+
710.20 kJ/mol   
32
2nd Energy Level
1,070.00 kJ/mol   
99+
710.22 kJ/mol   
99+
3rd Energy Level
2,260.00 kJ/mol   
99+
2,747.00 kJ/mol   
37
4th Energy Level
3,990.00 kJ/mol   
37
Not Available   
Electrochemical Equivalent
1.87 g/amp-hr   
34
1.26 g/amp-hr   
99+
Electron Work Function
2.70 eV   
99+
4.71 eV   
9
Other Chemical Properties
Ionization, Radioactive Isotopes   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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