Enneahalodimetallates(III) of rare earth elements with the hexagonal Cs3Tl2Cl9-(h)6-type structure |
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Authors: | Gerd Meyer Andreas Schönemund |
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Affiliation: | Institut für Anorganische und Analytische Chemie I Universität Giessen, D-6300 Giessen, West Germany |
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Abstract: | Enneachloro- and bromodimetallates(III) of rare earth elements Cs3RE2X9, of which only a few have been observed in a phase diagram, were prepared and investigated by Guinier-Simon X-ray technique. Except for Cs3Sc2Br9 (isotypic with Cs3Cr2Cl9) they - for RE = Sc, Y,Ho-Lu, X = Cl as well as RE = Sc, Sm-Lu, X = Br - crystallize with the Cs3Tl2Cl9-type structure. |
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