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Aliases: Tc

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Object «Technetium» has attributes

Attribute Value
Symbol Tc
Standard state Solid
Atomic mass 96.90636 u
Electron configuration [Kr]5s²4d⁵
Oxidation states
  • +4
  • +6
  • +7
Electronegativity (pauling scale) 1.9
Atomic radius (van der waals) 209 pm
Ionization energy 7.28 eV
Electron affinity 0.55 eV
Melting point 2430 K
Boiling point 4538 K
Density 11 g/cm³
Atomic number 43
Group name Transition metal
Discovered 1937 year

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There was one edit, no edits waiting approval. Last edited by fink.isabella(301), Jun 1, 2022 (19 fields were changed)
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