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Chemical Properties of Actinium and Beryllium


Chemical Properties of Beryllium and Actinium


Chemical Properties

Chemical Formula
Ac   
Be   

Isotopes
  
  

Known Isotopes
29   
10
9   
29

Electronegativity
  
  

Pauling Electronegativity
1.10   
99+
1.57   
24

Sanderson Electronegativity
Not Available   
1.81   
12

Allred Rochow Electronegativity
1.00   
36
1.47   
14

Mulliken-Jaffe Electronegativity
Not Available   
1.54   
12

Allen Electronegativity
Not Available   
1.58   
23

Electropositivity
  
  

Pauling Electropositivity
2.90   
10
2.43   
30

Ionization Energies
  
  

1st Energy Level
499.00 kJ/mol   
99+
899.50 kJ/mol   
7

2nd Energy Level
1,170.00 kJ/mol   
99+
1,757.10 kJ/mol   
23

3rd Energy Level
1,900.00 kJ/mol   
99+
14,848.70 kJ/mol   
2

4th Energy Level
4,700.00 kJ/mol   
23
21,006.60 kJ/mol   
2

Electrochemical Equivalent
2.82 g/amp-hr   
18
0.17 g/amp-hr   
99+

Electron Work Function
Not Available   
4.98 eV   
6

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

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