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Chemical Properties of Palladium and Hafnium

Palladium
Hafnium
Chemical Properties of Hafnium and Palladium


Chemical Properties
Chemical Formula
Pd   
Hf   
Isotopes
  
  
Known Isotopes
38   
1
32   
7
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
1.30   
32
Allred Rochow Electronegativity
1.35   
21
1.23   
25
Allen Electronegativity
1.59   
22
1.16   
37
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.70   
22
Ionization Energies
  
  
1st Energy Level
520.23 kJ/mol   
99+
658.50 kJ/mol   
40
2nd Energy Level
7,298.22 kJ/mol   
2
1,440.00 kJ/mol   
99+
3rd Energy Level
11,815.13 kJ/mol   
3
2,250.00 kJ/mol   
99+
4th Energy Level
Not Available   
3,216.00 kJ/mol   
99+
Electrochemical Equivalent
1.99 g/amp-hr   
30
1.66 g/amp-hr   
99+
Electron Work Function
5.12 eV   
3
3.90 eV   
27
Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   
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