氡
How to Say
How to Write
Meaning: radon
💡 Remember 氡 as 'gas (气) that chills (冬) like winter' because radon is cold and dangerous.
Compounds
Character Story & Explanation
氡 (dōng) is the Chinese character for radon, a radioactive noble gas. Its radical 气 (qì) indicates gas, while 冬 (dōng) provides phonetic clues. Radon is known in the West as a health hazard from soil and building materials, but in Chinese culture, it is primarily discussed in scientific and environmental contexts.
Example Sentences
Common Compounds
Similar Characters — Don't Mix These Up
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