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Chemical Properties of Samarium and Darmstadtium

Samarium
Darmstadtium
Chemical Properties of Darmstadtium and Samarium


Chemical Properties
Chemical Formula
Sm   
Ds   
Isotopes
  
  
Known Isotopes
30   
9
9   
29
Electronegativity
  
  
Pauling Electronegativity
1.17   
40
Not Available   
Allred Rochow Electronegativity
1.07   
32
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.83   
14
Not Available   
Ionization Energies
  
  
1st Energy Level
544.50 kJ/mol   
99+
955.20 kJ/mol   
5
2nd Energy Level
1,070.00 kJ/mol   
99+
1,891.10 kJ/mol   
16
3rd Energy Level
2,260.00 kJ/mol   
99+
3,029.60 kJ/mol   
25
4th Energy Level
3,990.00 kJ/mol   
37
3,955.90 kJ/mol   
40
5th Energy Level
Not Available   
5,113.70 kJ/mol   
33
Electrochemical Equivalent
1.87 g/amp-hr   
34
Not Available   
Electron Work Function
2.70 eV   
99+
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes, Radioactivity   
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