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Chemical Properties of Technetium and Thorium
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Technetium
Thorium
Chemical Properties of Thorium and Technetium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Chemical Properties
Chemical Formula
Tc
Th
Isotopes
Known Isotopes
18
21
28
11
Electronegativity
Pauling Electronegativity
1.90
11
1.30
32
Allred Rochow Electronegativity
1.36
20
1.11
29
Allen Electronegativity
1.51
28
Not Available
Electropositivity
Pauling Electropositivity
2.10
99+
2.70
22
Ionization Energies
1st Energy Level
702.00 kJ/mol
36
587.00 kJ/mol
99+
2nd Energy Level
1,470.00 kJ/mol
99+
1,110.00 kJ/mol
99+
3rd Energy Level
2,850.00 kJ/mol
33
1,978.00 kJ/mol
99+
4th Energy Level
Not Available
2,780.00 kJ/mol
99+
Electrochemical Equivalent
0.52 g/amp-hr
99+
2.16 g/amp-hr
24
Electron Work Function
Not Available
3.41 eV
32
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Corrosion, Ionization, Radioactive Isotopes, Radioactivity
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