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Chemical Properties of Rhenium and Tantalum
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Rhenium
Tantalum
Chemical Properties of Tantalum and Rhenium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Re
Ta
Isotopes
Known Isotopes
33
6
31
8
Electronegativity
Pauling Electronegativity
1.90
11
1.50
27
Allred Rochow Electronegativity
1.46
15
1.33
22
Allen Electronegativity
1.60
21
1.34
33
Electropositivity
Pauling Electropositivity
2.10
99+
2.50
27
Ionization Energies
1st Energy Level
760.00 kJ/mol
20
761.00 kJ/mol
18
2nd Energy Level
1,260.00 kJ/mol
99+
1,500.00 kJ/mol
40
3rd Energy Level
2,510.00 kJ/mol
99+
Not Available
4th Energy Level
3,640.00 kJ/mol
99+
Not Available
Electrochemical Equivalent
0.99 g/amp-hr
99+
1.35 g/amp-hr
99+
Electron Work Function
4.96 eV
7
4.25 eV
21
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
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