Syntheses and Structural Researches of Yb^3＋ Complexes with Nitrilotriacetic Acids—Nine—coordinate K3[Yb（nta）2（H2O）]·5H2O and Eight—coordinate Na3[Yb（nta）2]·6H2O complexes-中国Betway体育网页登陆

摘要 Yb3+complexeswithtwonitrilotriaceticacidmoleculeswerepreparedandtheircompositionsweredeterminedasK3[Yb(nta)2(H2O)]*5H2OandNa3[Yb(nta)2]*6H2Obyelementalanalyses.Theirstructureswerecharacterizedbysingle-crystalX-raydiffractionanalyses.IncomplexK3[Yb(nta)2(H2O)]*5H2O,theYbN2O7partformsanine-coordinatemonocappedsquareantiprismaticstructure.IncomplexNa3[Yb(nta)2]*6H2O,theYbN2O6partformsaneight-coordinatesquareantiprismaticstructure.Itcanbeseenthattheoutercations(K+andNa+)greatlyaffectthecoordinationnumberandcoordinatestructurefromtheseresults.

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Syntheses and Structural Researches of Yb^3＋ Complexes with Nitrilotriacetic Acids—Nine—coordinate K3[Yb（nta）2（H2O）]·5H2O and Eight—coordinate Na3[Yb（nta）2]·6H2O complexes

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