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Chemical Properties of Neptunium and Cerium
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Neptunium
Cerium
Chemical Properties of Cerium and Neptunium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Np
Ce
Isotopes
Known Isotopes
20
19
30
9
Electronegativity
Pauling Electronegativity
1.36
29
1.12
99+
Allred Rochow Electronegativity
1.22
26
1.08
31
Electropositivity
Pauling Electropositivity
2.64
25
2.88
11
Ionization Energies
1st Energy Level
604.50 kJ/mol
99+
534.40 kJ/mol
99+
2nd Energy Level
1,128.00 kJ/mol
99+
1,050.00 kJ/mol
99+
3rd Energy Level
1,997.00 kJ/mol
99+
1,949.00 kJ/mol
99+
4th Energy Level
3,242.00 kJ/mol
99+
3,547.00 kJ/mol
99+
5th Energy Level
Not Available
6,325.00 kJ/mol
22
6th Energy Level
Not Available
7,490.00 kJ/mol
21
Electrochemical Equivalent
1.77 g/amp-hr
39
1.74 g/amp-hr
99+
Electron Work Function
Not Available
2.84 eV
39
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
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Compare Actinide Series
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