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Chemical Properties of Radium and Ruthenium


Chemical Properties of Ruthenium and Radium


Chemical Properties

Chemical Formula
Ra   
Ru   

Isotopes
  
  

Known Isotopes
33   
6
26   
13

Electronegativity
  
  

Pauling Electronegativity
0.90   
99+
2.20   
4

Allred Rochow Electronegativity
0.97   
38
1.42   
18

Mulliken-Jaffe Electronegativity
0.92   
20
Not Available   

Allen Electronegativity
0.89   
99+
1.54   
25

Electropositivity
  
  

Pauling Electropositivity
3.10   
5
1.80   
99+

Ionization Energies
  
  

1st Energy Level
509.30 kJ/mol   
99+
710.20 kJ/mol   
32

2nd Energy Level
979.00 kJ/mol   
99+
710.22 kJ/mol   
99+

3rd Energy Level
Not Available   
2,747.00 kJ/mol   
37

Electrochemical Equivalent
4.22 g/amp-hr   
6
1.26 g/amp-hr   
99+

Electron Work Function
Not Available   
4.71 eV   
9

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   

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