Results for « 氡 » (cmn)
14652104-n
氡
radon, Rn, atomic number 86, emanation, exradio, niton
     a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health

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Seen Lemmas: Empirin; Antlia;
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