Last Updated
：2026/01/08
ラドン
Hiragana
らどん
Noun
Japanese Meaning
ラドン：元素記号Rn、原子番号86の希ガス元素。放射性で、ウランやラジウムの崩壊によって生成される。
Easy Japanese Meaning
みえないあぶないきたい。じめんのなかからでて、すうとからだによくない。
Chinese (Simplified) Meaning
氡（放射性稀有气体元素） / 元素符号 Rn，原子序数86
Chinese (Traditional) Meaning
放射性惰性氣體元素，符號 Rn。 / 由土壤與岩石的放射性衰變產生、可在室內累積的有害氣體。
Korean Meaning
원자번호 86의 비활성 기체 원소 / 방사성 기체로, 자연 방사선과 실내 공기 오염의 원인
Indonesian
unsur kimia berupa gas mulia radioaktif / unsur dengan simbol Rn
Vietnamese Meaning
radon (nguyên tố hóa học Rn) / khí hiếm phóng xạ
Tagalog Meaning
elementong kemikal na radioactive na marangal na gas / gas na walang kulay at mabigat; simbolo Rn
Sense（1）
radon
（ romanization ）
Quizzes for review
See correct answer
Radon is a colorless, odorless gas that is a naturally occurring radioactive substance.
Radon is a colorless, odorless gas that is a naturally occurring radioactive substance.
See correct answer
ラドンは無色無臭の気体で、自然に存在する放射性物質です。
Japanese - English
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