100辞書・辞典一括検索

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REI


rare-earth ion

希土(類)(イオン). ランタニド.
rare-earth ion; or REE(rare earth element); or RE(rare earth); or rare earth atoms; or lanthanides; 17 atom(at.no., at.wt.) are; Sc(21, 44.9559), Y(39, 88.9059), La (57, 138.905), Ce (58, 140.12), Pr (59, 140.9077), Nd (60, 144.24




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