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Chemical Properties of Gold and Samarium

Gold
Samarium
Chemical Properties of Samarium and Gold


Chemical Properties
Chemical Formula
Au   
Sm   
Isotopes
  
  
Known Isotopes
36   
3
30   
9
Electronegativity
  
  
Pauling Electronegativity
2.54   
1
1.17   
40
Allred Rochow Electronegativity
1.42   
18
1.07   
32
Mulliken-Jaffe Electronegativity
1.87   
7
Not Available   
Allen Electronegativity
1.92   
5
Not Available   
Electropositivity
  
  
Pauling Electropositivity
1.46   
99+
2.83   
14
Ionization Energies
  
  
1st Energy Level
890.10 kJ/mol   
8
544.50 kJ/mol   
99+
2nd Energy Level
1,980.00 kJ/mol   
12
1,070.00 kJ/mol   
99+
3rd Energy Level
Not Available   
2,260.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,990.00 kJ/mol   
37
Electrochemical Equivalent
2.45 g/amp-hr   
21
1.87 g/amp-hr   
34
Electron Work Function
5.10 eV   
4
2.70 eV   
99+
Other Chemical Properties
Chemical Stability, Ionization, Solubility   
Ionization, Radioactive Isotopes   
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