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Chemical Properties of Iridium and Beryllium

Iridium
Beryllium
Chemical Properties of Beryllium and Iridium


Chemical Properties
Chemical Formula
Ir   
Be   
Isotopes
  
  
Known Isotopes
34   
5
9   
29
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.57   
24
Sanderson Electronegativity
Not Available   
1.81   
12
Allred Rochow Electronegativity
1.55   
11
1.47   
14
Mulliken-Jaffe Electronegativity
Not Available   
1.54   
12
Allen Electronegativity
1.68   
17
1.58   
23
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.43   
30
Ionization Energies
  
  
1st Energy Level
880.00 kJ/mol   
9
899.50 kJ/mol   
7
2nd Energy Level
1,600.00 kJ/mol   
35
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
1.14 g/amp-hr   
99+
0.17 g/amp-hr   
99+
Electron Work Function
4.55 eV   
13
4.98 eV   
6
Other Chemical Properties
Flammable, Ionization, Radioactive Isotopes, Radioactivity   
Corrosion, Ionization, Radioactive Isotopes   
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