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Chemical Properties of Neptunium and Indium

Neptunium
Indium
Chemical Properties of Indium and Neptunium


Chemical Properties
Chemical Formula
Np   
In   
Isotopes
  
  
Known Isotopes
20   
19
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.36   
29
1.78   
16
Sanderson Electronegativity
Not Available   
2.14   
8
Allred Rochow Electronegativity
1.22   
26
1.49   
13
Mulliken-Jaffe Electronegativity
Not Available   
1.76   
10
Allen Electronegativity
Not Available   
1.66   
18
Electropositivity
  
  
Pauling Electropositivity
2.64   
25
2.22   
38
Ionization Energies
  
  
1st Energy Level
604.50 kJ/mol   
99+
558.30 kJ/mol   
99+
2nd Energy Level
1,128.00 kJ/mol   
99+
1,820.70 kJ/mol   
18
3rd Energy Level
1,997.00 kJ/mol   
99+
2,704.00 kJ/mol   
39
4th Energy Level
3,242.00 kJ/mol   
99+
5,210.00 kJ/mol   
17
Electrochemical Equivalent
1.77 g/amp-hr   
39
1.43 g/amp-hr   
99+
Electron Work Function
Not Available   
4.12 eV   
24
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
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