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Chemical Properties of Polonium and Beryllium

Polonium
Beryllium
Chemical Properties of Beryllium and Polonium


Chemical Properties
Chemical Formula
Po   
Be   
Isotopes
  
  
Known Isotopes
29   
10
9   
29
Electronegativity
  
  
Pauling Electronegativity
2.00   
7
1.57   
24
Sanderson Electronegativity
Not Available   
1.81   
12
Allred Rochow Electronegativity
1.76   
2
1.47   
14
Mulliken-Jaffe Electronegativity
2.48   
1
1.54   
12
Allen Electronegativity
2.19   
2
1.58   
23
Electropositivity
  
  
Pauling Electropositivity
2.00   
99+
2.43   
30
Ionization Energies
  
  
1st Energy Level
812.10 kJ/mol   
14
899.50 kJ/mol   
7
2nd Energy Level
Not Available   
1,757.10 kJ/mol   
23
3rd Energy Level
Not Available   
14,848.70 kJ/mol   
2
4th Energy Level
Not Available   
21,006.60 kJ/mol   
2
Electrochemical Equivalent
3.90 g/amp-hr   
8
0.17 g/amp-hr   
99+
Electron Work Function
Not Available   
4.98 eV   
6
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Corrosion, Ionization, Radioactive Isotopes   
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