Radon — synonyms, definition

1. radon (Noun)

2 synonyms

Rn atomic number 86

1 definition

radon (Noun) — 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.

5 types of

argonon chemical element element inert gas noble gas

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