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Chemical Properties of Radium and Cesium

Radium
Cesium
Chemical Properties of Cesium and Radium


Chemical Properties
Chemical Formula
Ra   
Cs   
Isotopes
  
  
Known Isotopes
33   
6
36   
3
Electronegativity
  
  
Pauling Electronegativity
0.90   
99+
0.79   
99+
Sanderson Electronegativity
Not Available   
0.22   
33
Allred Rochow Electronegativity
0.97   
38
0.86   
99+
Mulliken-Jaffe Electronegativity
0.92   
20
0.62   
26
Allen Electronegativity
0.89   
99+
0.66   
99+
Electropositivity
  
  
Pauling Electropositivity
3.10   
5
3.21   
2
Ionization Energies
  
  
1st Energy Level
509.30 kJ/mol   
99+
375.70 kJ/mol   
99+
2nd Energy Level
979.00 kJ/mol   
99+
2,234.30 kJ/mol   
8
3rd Energy Level
Not Available   
3,400.00 kJ/mol   
16
Electrochemical Equivalent
4.22 g/amp-hr   
6
4.96 g/amp-hr   
3
Electron Work Function
Not Available   
2.14 eV   
99+
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Chemical Stability, Corrosion, Ionization, Radioactive Isotopes, Solubility   
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