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氢

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hydrogen (chemistry)

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Strokes
9
Radical
气 +5
Structure
Upper-right enclosure 右上包
Traditional
氫
Common rank
#1,613
Unicode
U+6C22

Sound it out + =

Formation & memory

Break the character into parts you already know.

How 氢 is formed

Phono-semantic compound (形声字)

气 meaning “gas” + 工 sound ( gōng )

How to remember it

hydrogen · Heisig RSH #2836

气 air + spool

Keyword method from Heisig's Remembering Simplified Hanzi.

Words with 氢

The most common words first — learning a character in context makes it stick.

WordPinyinMeaning
氢气球 qīng qì qiú hydrogen balloon
氢原子 qīng yuán zǐ hydrogen atom
碳氢化合物 tàn qīng huà hé wù hydrocarbon
氢氧化物 qīng yǎng huà wù a hydroxide
加氢油 jiā qīng yóu hydrogenated oil
氢氧根离子 qīng yǎng gēn lí zǐ hydroxide ion OH-
过氧化氢 guò yǎng huà qīng hydrogen peroxide H2O2
氢氧离子 qīng yǎng lí zǐ hydroxide ion OH-
超重氢 chāo zhòng qīng (chemistry) tritium
氢能源 qīng néng yuán hydrogen energy (energy derived from using hydrogen as a fuel)
氢氧化 qīng yǎng huà (bound form) hydroxide of ...
氢化 qīng huà hydrogenation
氢气 qīng qì hydrogen (gas)
重氢 zhòng qīng heavy hydrogen (isotope); deuterium
过氧化氢酶 guò yǎng huà qīng méi catalase (enzyme); hydrogen peroxidase
氢氧根 qīng yǎng gēn hydroxide radical (-OH)
碳化氢 tàn huà qīng hydrocarbon; same as 烴|烃[ting1]
氢弹 qīng dàn H-bomb; hydrogen bomb
氯化氢 lǜ huà qīng hydrogen chloride HCl
四氢大麻酚 sì qīng dà má fēn Tetrahydrocannabinol, THC

Sound family

Characters sharing the sound component 工 — compare how they read.

CharacterPinyinMeaning
工 sound part gōng labor, work; laborer, worker
红 hóng red, vermillion; to blush, to flush; popular
空 kōng hollow, empty, deserted, bare
江 jiāng large river; the Yangtze; surname
经 jīng the classics; to experience, to undergo
轻 qīng light, gentle; simple, easy
径 jìng path, diameter; straight, direct
攻 gōng to accuse; to assault; to criticize
项 xiàng neck, nape; item; a term in an equation
贡 gòng to offer, to contribute; tribute, gifts
虹 hóng rainbow
缸 gāng earthen jug, crock, cistern
肛 gāng anus
巩 gǒng to bind, to guard, to strengthen; firm, secure, strong
汞 gǒng mercury (element)
邛 qióng mound; in distress
豇 jiāng kidney bean; black-eyed pea
仝 tóng together, same; surname
巠 jīng underground river; flowing water