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Chemical Properties of Samarium and Platinum


Chemical Properties of Platinum and Samarium


Chemical Properties

Chemical Formula
Sm   
Pt   

Isotopes
  
  

Known Isotopes
30   
9
35   
4

Electronegativity
  
  

Pauling Electronegativity
1.17   
40
2.28   
3

Allred Rochow Electronegativity
1.07   
32
1.44   
17

Allen Electronegativity
Not Available   
1.72   
16

Electropositivity
  
  

Pauling Electropositivity
2.83   
14
1.72   
99+

Ionization Energies
  
  

1st Energy Level
544.50 kJ/mol   
99+
870.00 kJ/mol   
10

2nd Energy Level
1,070.00 kJ/mol   
99+
1,791.00 kJ/mol   
21

3rd Energy Level
2,260.00 kJ/mol   
99+
Not Available   

4th Energy Level
3,990.00 kJ/mol   
37
Not Available   

Electrochemical Equivalent
1.87 g/amp-hr   
34
1.82 g/amp-hr   
35

Electron Work Function
2.70 eV   
99+
5.65 eV   
1

Other Chemical Properties
Ionization, Radioactive Isotopes   
Chemical Stability, Anti Corrosion, Ionization   

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