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Chemical Properties of Tantalum and Dysprosium

Tantalum
Dysprosium
Chemical Properties of Dysprosium and Tantalum


Chemical Properties
Chemical Formula
Ta   
Dy   
Isotopes
  
  
Known Isotopes
31   
8
29   
10
Electronegativity
  
  
Pauling Electronegativity
1.50   
27
1.22   
38
Allred Rochow Electronegativity
1.33   
22
1.10   
30
Allen Electronegativity
1.34   
33
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.50   
27
2.78   
16
Ionization Energies
  
  
1st Energy Level
761.00 kJ/mol   
18
573.00 kJ/mol   
99+
2nd Energy Level
1,500.00 kJ/mol   
40
1,130.00 kJ/mol   
99+
3rd Energy Level
Not Available   
2,200.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,990.00 kJ/mol   
37
Electrochemical Equivalent
1.35 g/amp-hr   
99+
2.02 g/amp-hr   
29
Electron Work Function
4.25 eV   
21
Not Available   
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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