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Chemical Properties of Promethium and Silver


Chemical Properties of Silver and Promethium


Chemical Properties

Chemical Formula
Pm   
Ag   

Isotopes
  
  

Known Isotopes
27   
12
36   
3

Electronegativity
  
  

Pauling Electronegativity
Not Available   
1.93   
9

Sanderson Electronegativity
Not Available   
1.83   
11

Allred Rochow Electronegativity
1.07   
32
1.42   
18

Mulliken-Jaffe Electronegativity
Not Available   
1.47   
15

Allen Electronegativity
Not Available   
1.87   
7

Electropositivity
  
  

Pauling Electropositivity
Not Available   
2.07   
99+

Ionization Energies
  
  

1st Energy Level
540.00 kJ/mol   
99+
731.00 kJ/mol   
27

2nd Energy Level
1,050.00 kJ/mol   
99+
2,070.00 kJ/mol   
11

3rd Energy Level
2,150.00 kJ/mol   
99+
3,361.00 kJ/mol   
19

4th Energy Level
3,970.00 kJ/mol   
38
Not Available   

Electrochemical Equivalent
1.80 g/amp-hr   
36
4.02 g/amp-hr   
7

Electron Work Function
Not Available   
4.26 eV   
20

Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Ionization, Solubility   

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