radon

IPA(Pronunciation)

/ˈɹeɪdɒn/

Noun

uncountable

The chemical element (symbol Rn, formerly Ro) with atomic number 86. It is an odorless, colorless, chemically inert but radioactive noble gas. / The most stable isotope of this element, ²²²₈₆Rn.

Japanese Meaning

化学元素ラドン（原子番号86）：無臭、無色で化学的に不活性な放射性貴ガス。最も安定な同位体は²²²Rn。

What is this buttons?

The old farmhouse had dangerously high radon levels in the basement, so we installed a mitigation system.

Google Translation / DeepL Translation

古い農家の地下室は原子番号86の無色・無臭の放射性希ガスであるラドンの濃度が危険なほど高かったため、私たちは低減システムを設置しました。

Details

Sense（1）

Sense（2）

The most stable isotope of this element, ²²²₈₆Rn.

Details

radon

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