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Chemical Properties of Neptunium and Californium
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Neptunium
Californium
Chemical Properties of Californium and Neptunium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Np
Cf
Isotopes
Known Isotopes
20
19
20
19
Electronegativity
Pauling Electronegativity
1.36
29
1.30
32
Allred Rochow Electronegativity
1.22
26
1.20
27
Electropositivity
Pauling Electropositivity
2.64
25
2.70
22
Ionization Energies
1st Energy Level
604.50 kJ/mol
99+
608.00 kJ/mol
99+
2nd Energy Level
1,128.00 kJ/mol
99+
1,206.00 kJ/mol
99+
3rd Energy Level
1,997.00 kJ/mol
99+
2,267.00 kJ/mol
99+
4th Energy Level
3,242.00 kJ/mol
99+
3,599.00 kJ/mol
99+
Electrochemical Equivalent
1.77 g/amp-hr
39
3.12 g/amp-hr
15
Electron Work Function
Not Available
Not Available
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
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