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Chemical Properties of Yttrium and Beryllium

Yttrium
Beryllium
Chemical Properties of Beryllium and Yttrium


Chemical Properties
Chemical Formula
Y   
Be   
Isotopes
  
  
Known Isotopes
19   
20
9   
29
Electronegativity
  
  
Pauling Electronegativity
1.22   
38
1.57   
24
Sanderson Electronegativity
0.65   
29
1.81   
12
Allred Rochow Electronegativity
1.11   
29
1.47   
14
Mulliken-Jaffe Electronegativity
Not Available   
1.54   
12
Allen Electronegativity
1.12   
38
1.58   
23
Electropositivity
  
  
Pauling Electropositivity
2.78   
16
2.43   
30
Ionization Energies
  
  
1st Energy Level
600.00 kJ/mol   
99+
899.50 kJ/mol   
7
2nd Energy Level
1,180.00 kJ/mol   
99+
1,757.10 kJ/mol   
23
3rd Energy Level
1,980.00 kJ/mol   
99+
14,848.70 kJ/mol   
2
4th Energy Level
5,847.00 kJ/mol   
10
21,006.60 kJ/mol   
2
5th Energy Level
7,430.00 kJ/mol   
14
Not Available   
6th Energy Level
8,970.00 kJ/mol   
17
Not Available   
7th Energy level
11,190.00 kJ/mol   
18
Not Available   
8th Energy Level
12,450.00 kJ/mol   
18
Not Available   
9th Energy Level
14,110.00 kJ/mol   
19
Not Available   
10th Energy Level
18,400.00 kJ/mol   
17
Not Available   
11th Energy Level
19,900.00 kJ/mol   
18
Not Available   
12th Energy Level
36,090.00 kJ/mol   
5
Not Available   
Electrochemical Equivalent
1.11 g/amp-hr   
99+
0.17 g/amp-hr   
99+
Electron Work Function
3.10 eV   
35
4.98 eV   
6
Other Chemical Properties
Chemical Stability, Flammable, Ionization, Radioactive Isotopes, Solubility   
Corrosion, Ionization, Radioactive Isotopes   
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