Information card for entry 2013927

Structure parameters

• Chemical name: sodium catena-arsenite
• Formula: As Na O2
• Calculated formula: As Na O2
• SMILES: [Na+].[Na+].[As]([O-])O[As]([O-])[O]
• Title of publication: The <i>catena</i>-arsenite chain anion, [AsO~2~]~<i>n~</i>^<i>n^{-</i>}: (H~3~NCH~2~CH~2~NH~3~)~0.5~[AsO~2~] and NaAsO~2~ (revisited)
• Authors of publication: Lee, Clare; Harrison, William T. A.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2004
• Journal volume: 60
• Journal issue: 5
• Pages of publication: m215 - m218
• a: 6.7762 ± 0.0005 Å
• b: 5.0901 ± 0.0004 Å
• c: 14.3098 ± 0.0011 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 493.57 ± 0.07 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 3
• Space group number: 61
• Hermann-Mauguin space group symbol: P b c a
• Hall space group symbol: -P 2ac 2ab
• Residual factor for all reflections: 0.0607
• Residual factor for significantly intense reflections: 0.0396
• Weighted residual factors for significantly intense reflections: 0.1007
• Weighted residual factors for all reflections included in the refinement: 0.1085
• Goodness-of-fit parameter for all reflections included in the refinement: 1.011
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes