actinon

noun

Meaning

A radioactive isotope of the noble gas radon, specifically radon-219, which is produced by the decay of actinium.

Examples

  • The laboratory experiment focused on measuring the half-life of actinon within the sealed containment chamber.
  • Because actinon is a gas, it can easily escape from minerals containing actinium series elements.

Synonyms: radon-219, actinium emanation