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Chemical Properties of Tantalum and Technetium
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Tantalum
Technetium
Chemical Properties of Technetium and Tantalum
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Ta
Tc
Isotopes
Known Isotopes
31
8
18
21
Electronegativity
Pauling Electronegativity
1.50
27
1.90
11
Allred Rochow Electronegativity
1.33
22
1.36
20
Allen Electronegativity
1.34
33
1.51
28
Electropositivity
Pauling Electropositivity
2.50
27
2.10
99+
Ionization Energies
1st Energy Level
761.00 kJ/mol
18
702.00 kJ/mol
36
2nd Energy Level
1,500.00 kJ/mol
40
1,470.00 kJ/mol
99+
3rd Energy Level
Not Available
2,850.00 kJ/mol
33
Electrochemical Equivalent
1.35 g/amp-hr
99+
0.52 g/amp-hr
99+
Electron Work Function
4.25 eV
21
Not Available
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
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