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Chemical Properties of Ruthenium and Samarium

Ruthenium
Samarium
Chemical Properties of Samarium and Ruthenium


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