Information card for entry 2103451

Structure parameters

• Common name: Barium oxalate hemihydrate
• Formula: C4 H2 Ba2 O9
• Calculated formula: C4 H2 Ba2 O9
• Title of publication: Synthesis and characterization of the barium oxalates BaC~2~O~4~·0.5H~2~O, α-BaC~2~O~4~ and β-BaC~2~O~4~
• Authors of publication: Christensen, Axel Nørlund; Hazell, Rita Grønbæk; Madsen, Ian Charles
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2002
• Journal volume: 58
• Journal issue: 5
• Pages of publication: 808 - 814
• a: 8.692 ± 0.001 Å
• b: 9.216 ± 0.001 Å
• c: 6.146 ± 0.001 Å
• α: 95.094 ± 0.003°
• β: 95.492 ± 0.003°
• γ: 64.5 ± 0.003°
• Cell volume: 441.71 ± 0.1 ų
• Cell temperature: 120 K
• Ambient diffraction temperature: 120 K
• Number of distinct elements: 4
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for significantly intense reflections: 0.05
• Weighted residual factors for all reflections included in the refinement: 0.054
• Goodness-of-fit parameter for all reflections included in the refinement: 1.2
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No