radon

astatine${\displaystyle \longleftarrow }$ 86 ${\displaystyle \longrightarrow }$francium

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Radon

Pronunciation

• enPR: rā'dŏn, IPA ^(key): /ˈreɪdɒn/

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• Hyphenation: ra‧don

Noun

Singular radon

Plural none

1. (uncountable) Radon is a radioactive element with atomic number 86.

   Radon is a tasteless, colorless and odorless gas.