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Concept information

Inorganic Chemicals > Elements > Metals, Heavy > Technetium
Inorganic Chemicals > Metals > Metals, Heavy > Technetium
Inorganic Chemicals > Isotopes > Radioisotopes > Elements, Radioactive > Technetium
Inorganic Chemicals > Elements > Elements, Radioactive > Technetium
Inorganic Chemicals > Elements > Transition Elements > Technetium

Terme préférentiel

Technetium  

Type

  • mesh:Descriptor

Définition

  • The first artificially produced element and a radioactive fission product of URANIUM. Technetium has the atomic symbol Tc, and atomic number 43. All technetium isotopes are radioactive. Technetium 99m (m=metastable) which is the decay product of Molybdenum 99, has a half-life of about 6 hours and is used diagnostically as a radioactive imaging agent. Technetium 99 which is a decay product of technetium 99m, has a half-life of 210,000 years.

Concept générique

Concepts associés

Synonyme(s)

  • 6EW75241VU
  • 7440-26-8

Qualificatif(s) autorisé(s)

Traductions

  • Technétium

    français

  • 6EW75241VU
  • 7440-26-8
  • Technetium

URI

http://data.loterre.fr/ark:/67375/JVR-WQ6PZWJT-D

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RDF/XML TURTLE JSON-LD Date de création 01/01/1999, dernière modification le 25/04/2017