Iodine-131
nounverified·updated May 18, 2026
heavy radioactive isotope of iodine with a half-life of 8 days
Classifications
Entity Type
Unknown—glossary_import_default_pending_classifier
?unassignedlast reviewed —
Sensitivity
unclassified
Information Class
unclassified
Variants
- plural
- Iodine-131s
- possessive
- Iodine-131's
- pluralpossessive
- Iodine-131s'