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錒系元素

简锕系元素 · 繁錒系元素

Mandarin · pinyin ā xì yuán sù

actinoids (rare earth series), namely: actinium Ac89 錒 ā, thorium Th90 釷 tǔ, protoactinium Pa91 鏷 pú, uranium U92 鈾 yóu, neptunium Ne93 鎿 ná, plutonium Pu94 鈈 bù, americium Am95 鎇 méi, curium Cm96 鋦 jú, berkelium Bk97 錇 péi, californium Cf98 鐦 kāi, einsteinium Es99 鎄 āi, fermium Fm100 鐨 fèi, mendelevium Md101 鍆 mén, nobelium No102 鍩 nuò, lawrencium Lr103 鐒 láo

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Characters in this entry

錒: Look up this written character
系: xì · system; line, link, connection
元: yuán · first; dollar; origin; head
素: sù · white (silk); plain; vegetarian; formerly; normally
锕: ā · actinium (Ac)

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Mandarin tones

1–4–2–4 · a1 xi4 yuan2 su4

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Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading

aa3 hai6 jyun4 sou3

Pleco · CC BY-SA 3.0 · Word reading; meanings not aligned.

Wiktionary English definitions · Chinese section

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noun

(chemistry) actinide

Source page · dump 2026-09-02 · Contributors & history

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