| | chemical element ( 化學元素 ) |
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| | trace element (chemistry) |
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| | rare earth element (chemistry) |
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| | metallic element ( 金屬元素 ) |
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| | nutrient element / nutritive element ( 營養元素 ) |
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| | trace element (nutrition) |
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| | heavy element (such as uranium) |
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| | light element (such as hydrogen) ( 輕元素 ) |
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| | lanthanoid (rare earth series), namely: lanthanum La57 鑭|镧[lan2], cerium Ce58 鈰|铈[shi4], praseodymium Pr59 鐠|镨[pu3], neodymium Nd60 釹|钕[nu:3], promethium Pm61 鉕|钷[po3], samarium Sm62 釤|钐[shan1], europium Eu63 銪|铕[you3], gadolinium Gd64 釓|钆[ga2], terbium Tb65 鋱|铽[te4], dysprosium Dy66 鏑|镝[di1], holmium Ho67 鈥|钬[huo3], erbium Er68 鉺|铒[er3], thulium Tm69 銩|铥[diu1], ytterbium Yb70 鐿|镱[yi4], lutetium Lu71 鑥|镥[lu3] ( 鑭系元素 ) |
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| | symbol of element ( 元素符號 ) |
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| | actinoids (rare earth series), namely: actinium Ac89 錒|锕[a1], thorium Th90 釷|钍[tu3], protoactinium Pa91 鏷|镤[pu2], uranium U92 鈾|铀[you2], neptunium Ne93 鎿|镎[na2], plutonium Pu94 鈈|钚[bu4], americium Am95 鎇|镅[mei2], curium Cm96 鋦|锔[ju2], berkelium Bk97 錇|锫[pei2], californium Cf98 鐦|锎[kai1], einsteinium Es99 鎄|锿[ai1], fermium Fm100 鐨|镄[fei4], mendelevium Md101 鍆|钔[men2], nobelium No102 鍩|锘[nuo4], lawrencium Lr103 鐒|铹[lao2] ( 錒系元素 ) |
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| | periodic table of the elements (chemistry) ( 元素週期表 ) |
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