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Chemical Properties of Samarium and Gallium

Samarium
Gallium
Chemical Properties of Gallium and Samarium


Chemical Properties
Chemical Formula
Sm   
Ga   
Isotopes
  
  
Known Isotopes
30   
9
24   
15
Electronegativity
  
  
Pauling Electronegativity
1.17   
40
1.81   
15
Sanderson Electronegativity
Not Available   
2.42   
2
Allred Rochow Electronegativity
1.07   
32
1.82   
1
Mulliken-Jaffe Electronegativity
Not Available   
2.01   
5
Allen Electronegativity
Not Available   
1.76   
14
Electropositivity
  
  
Pauling Electropositivity
2.83   
14
2.19   
39
Ionization Energies
  
  
1st Energy Level
544.50 kJ/mol   
99+
578.80 kJ/mol   
99+
2nd Energy Level
1,070.00 kJ/mol   
99+
1,979.30 kJ/mol   
13
3rd Energy Level
2,260.00 kJ/mol   
99+
2,963.00 kJ/mol   
28
4th Energy Level
3,990.00 kJ/mol   
37
6,180.00 kJ/mol   
8
Electrochemical Equivalent
1.87 g/amp-hr   
34
0.87 g/amp-hr   
99+
Electron Work Function
2.70 eV   
99+
4.20 eV   
23
Other Chemical Properties
Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes   
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