Information card for entry 2010992

Structure parameters

• Common name: dipotassium dichromate
• Chemical name: dipotassium dichromate
• Formula: Cr2 K2 O7
• Calculated formula: Cr2 K2 O7
• SMILES: [Cr]([O-])(O[Cr](=O)(=O)[O-])(=O)=O.[K+].[K+]
• Title of publication: β-K~2~Cr~2~O~7~
• Authors of publication: Krivovichev, Sergey V.; Kir'yanova, Elena V.; Filatov, Stanislav K.; Burns, Peter C.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2000
• Journal volume: 56
• Journal issue: 6
• Pages of publication: 629 - 630
• a: 13.0339 ± 0.0017 Å
• b: 7.375 ± 0.001 Å
• c: 7.4672 ± 0.001 Å
• α: 90°
• β: 91.923 ± 0.002°
• γ: 90°
• Cell volume: 717.38 ± 0.17 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 3
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for all reflections: 0.032
• Residual factor for significantly intense reflections: 0.029
• Weighted residual factors for all reflections included in the refinement: 0.084
• Goodness-of-fit parameter for all reflections included in the refinement: 1.107
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes