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Chemical Properties of Cerium and Tantalum
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Cerium
Tantalum
Chemical Properties of Tantalum and Cerium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Ce
Ta
Isotopes
Known Isotopes
30
9
31
8
Electronegativity
Pauling Electronegativity
1.12
99+
1.50
27
Allred Rochow Electronegativity
1.08
31
1.33
22
Allen Electronegativity
Not Available
1.34
33
Electropositivity
Pauling Electropositivity
2.88
11
2.50
27
Ionization Energies
1st Energy Level
534.40 kJ/mol
99+
761.00 kJ/mol
18
2nd Energy Level
1,050.00 kJ/mol
99+
1,500.00 kJ/mol
40
3rd Energy Level
1,949.00 kJ/mol
99+
Not Available
4th Energy Level
3,547.00 kJ/mol
99+
Not Available
5th Energy Level
6,325.00 kJ/mol
22
Not Available
6th Energy Level
7,490.00 kJ/mol
21
Not Available
Electrochemical Equivalent
1.74 g/amp-hr
99+
1.35 g/amp-hr
99+
Electron Work Function
2.84 eV
39
4.25 eV
21
Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
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