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Jodium-122

Jodium-122
Algemeen
Element jodium (I)
Nuclide 122I
Aantal protonen 53
Aantal neutronen 69
Nuclidische gegevens
Nuclidenmassa 121,907589284 u
Spin 1+
Bindingsenergie 8,437019 MeV
Massaoverschot −86,080028 MeV
Vervalgegevens
Type verval β+-verval
Halveringstijd 3,633 minuten
Vervalenergie 3,2118 MeV
Vervalproduct telluur-122
Isotopen van jodium
Portaal  Portaalicoon   Scheikunde
Natuurkunde

Jodium-122 of 122I is een onstabiele radioactieve isotoop van jodium, een halogeen. De isotoop komt van nature niet op Aarde voor.

Jodium-122 ontstaat onder meer door radioactief verval van xenon-122.

Radioactief verval

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Jodium-122 vervalt door β+-verval naar de stabiele isotoop telluur-122:

De halveringstijd bedraagt 3,6 minuten.

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Jodium-122
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