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Chemical Properties of Beryllium and Magnesium


Chemical Properties of Magnesium and Beryllium


Chemical Properties

Chemical Formula
Be   
Mg   

Isotopes
  
  

Known Isotopes
9   
29
15   
24

Electronegativity
  
  

Pauling Electronegativity
1.57   
24
1.31   
31

Sanderson Electronegativity
1.81   
12
1.32   
18

Allred Rochow Electronegativity
1.47   
14
1.23   
25

Mulliken-Jaffe Electronegativity
1.54   
12
1.37   
16

Allen Electronegativity
1.58   
23
1.29   
35

Electropositivity
  
  

Pauling Electropositivity
2.43   
30
2.69   
23

Ionization Energies
  
  

1st Energy Level
899.50 kJ/mol   
7
737.70 kJ/mol   
24

2nd Energy Level
1,757.10 kJ/mol   
23
1,450.70 kJ/mol   
99+

3rd Energy Level
14,848.70 kJ/mol   
2
7,732.70 kJ/mol   
5

4th Energy Level
21,006.60 kJ/mol   
2
10,542.50 kJ/mol   
4

5th Energy Level
Not Available   
13,630.00 kJ/mol   
3

6th Energy Level
Not Available   
18,020.00 kJ/mol   
3

7th Energy level
Not Available   
21,711.00 kJ/mol   
3

8th Energy Level
Not Available   
25,661.00 kJ/mol   
3

9th Energy Level
Not Available   
31,653.00 kJ/mol   
3

10th Energy Level
Not Available   
35,458.00 kJ/mol   
5

11th Energy Level
Not Available   
169,988.00 kJ/mol   
1

12th Energy Level
Not Available   
189,368.00 kJ/mol   
1

Electrochemical Equivalent
0.17 g/amp-hr   
99+
0.45 g/amp-hr   
99+

Electron Work Function
4.98 eV   
6
3.66 eV   
29

Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes   
Corrosion, Highly Inflammable, Ionization, Solubility   

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