How do you say hydrogen in Chinese?
— 氫, 氢 (qīng), 氫氣, 氢气 (qīngqì); 氢; 氢

Generic synonyms for hydrogen in Chinese
gas氣體, 气体 (qìtǐ), 氣, 气 (qì)
Substance meronyms for hydrogen in Chinese
water水 (shuǐ)