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Chemical Properties of Thulium and Beryllium


Chemical Properties of Beryllium and Thulium


Chemical Properties

Chemical Formula
Tm   
Be   

Isotopes
  
  

Known Isotopes
32   
7
9   
29

Electronegativity
  
  

Pauling Electronegativity
1.25   
35
1.57   
24

Sanderson Electronegativity
Not Available   
1.81   
12

Allred Rochow Electronegativity
1.11   
29
1.47   
14

Mulliken-Jaffe Electronegativity
Not Available   
1.54   
12

Allen Electronegativity
Not Available   
1.58   
23

Electropositivity
  
  

Pauling Electropositivity
2.75   
19
2.43   
30

Ionization Energies
  
  

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

2nd Energy Level
1,160.00 kJ/mol   
99+
1,757.10 kJ/mol   
23

3rd Energy Level
2,285.00 kJ/mol   
99+
14,848.70 kJ/mol   
2

4th Energy Level
4,120.00 kJ/mol   
33
21,006.60 kJ/mol   
2

Electrochemical Equivalent
2.10 g/amp-hr   
26
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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