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Chemical Properties of Radium and Polonium

Radium
Polonium
Chemical Properties of Polonium and Radium


Chemical Properties
Chemical Formula
Ra   
Po   
Isotopes
  
  
Known Isotopes
33   
6
29   
10
Electronegativity
  
  
Pauling Electronegativity
0.90   
99+
2.00   
7
Allred Rochow Electronegativity
0.97   
38
1.76   
2
Mulliken-Jaffe Electronegativity
0.92   
20
2.48   
1
Allen Electronegativity
0.89   
99+
2.19   
2
Electropositivity
  
  
Pauling Electropositivity
3.10   
5
2.00   
99+
Ionization Energies
  
  
1st Energy Level
509.30 kJ/mol   
99+
812.10 kJ/mol   
14
2nd Energy Level
979.00 kJ/mol   
99+
Not Available   
Electrochemical Equivalent
4.22 g/amp-hr   
6
3.90 g/amp-hr   
8
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Ionization, Radioactive Isotopes, Solubility   
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