Information card for entry 2311886

Structure parameters

• Common name: aluminium dihydrogen arsenate dihydrogen diarsenate
• Chemical name: Aluminium [dihydrogen arsenate(V)] dihydrogen diarsenate(V)
• Formula: Al As3 H4 O11
• Calculated formula: Al As3 H4 O11
• Title of publication: M³⁺(H₂AsO₄)(H₂As₂O₇) (M³⁺ = Al, Ga) and In₂(H₂AsO₄)₂(H₂As₂O₇)₂: a new layer structure type and a new framework structure type containing the rare H₂As₂O₇^2- group.
• Authors of publication: Schwendtner, Karolina; Kolitsch, Uwe
• Journal of publication: Acta crystallographica. Section C, Structural chemistry
• Year of publication: 2017
• Journal volume: 73
• Journal issue: Pt 8
• Pages of publication: 600 - 608
• a: 4.869 ± 0.001 Å
• b: 11.071 ± 0.002 Å
• c: 15.807 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 852.1 ± 0.3 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Residual factor for all reflections: 0.041
• Residual factor for significantly intense reflections: 0.0276
• Weighted residual factors for significantly intense reflections: 0.0587
• Weighted residual factors for all reflections included in the refinement: 0.0623
• Goodness-of-fit parameter for all reflections included in the refinement: 1.097
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No