ALL meanings of actinon

A a
  • noun actinon a radioisotope of radon that is a decay product of radium. Symbol: An or 219Rn; atomic no: 86; half-life: 3.92s 3
  • noun actinon a gaseous radioisotope of radon, formed by disintegration of actinium: at. no., 86; at. wt., 219; half-life of 3.92 seconds 3
  • noun actinon a chemically inert, gaseous, short-lived isotope of radon that is a member of the actinium series. Symbol: An; atomic number: 86; atomic weight: 219. 1
  • noun actinon Any of the radioactive isotopes of radon. 1
  • noun actinon Any radioactive isotope of an actinide. 0
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