The crystal structure of calcium chromate(VI), CaCrO4

Weber, Gabriele and Range, Klaus-Jürgen (1996) The crystal structure of calcium chromate(VI), CaCrO4. ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 51 (5). pp. 751-753. ISSN 0932-0776, 1865-7117

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Abstract

The zircon-type structure of calcium chromate(VI), CaCrO4, has been confirmed and refined from single-crystal X-ray data. The compound crystallizes tetragonaly, space group I4(1)/amd, with a = 7.222(2), c = 6.285(1) Angstrom, c/a = 0.8703 and Z = 4. The structure comprises isolated, slightly distorted CrO4 tetrahedra (Cr-O = 1.646(3) Angstrom) which are connected with CaO8 dodecahedra (<Ca-O> = 2.556 Angstrom) by edge- and corner-sharing, The three-dimensional framework thus created contains rather large holes which are, however, empty in the case of CaCrO4.

Item Type: Article
Uncontrolled Keywords: X-RAY; PERRHENATE; calcium chromate(VI); crystal structure; zircon-type structure
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Anorganische Chemie > Alumni or Retired Professors > Prof. Dr. Klaus-Jürgen Range
Depositing User: Dr. Gernot Deinzer
Date Deposited: 06 Jul 2023 10:00
Last Modified: 06 Jul 2023 10:00
URI: https://pred.uni-regensburg.de/id/eprint/51761

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