Information card for entry 2203889

Structure parameters

• Chemical name: ethylenediammonium chromate
• Formula: C2 H10 Cr N2 O4
• Calculated formula: C2 H10 Cr N2 O4
• SMILES: [Cr]([O-])([O-])(=O)=O.[NH3+]CC[NH3+]
• Title of publication: Chromate d'éthylènediammonium
• Authors of publication: Chebbi, Hammouda; Driss, Ahmed
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2004
• Journal volume: 60
• Journal issue: 7
• Pages of publication: m904 - m906
• a: 6.6778 ± 0.0013 Å
• b: 8.904 ± 0.0017 Å
• c: 11.876 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 706.1 ± 0.2 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 19
• Hermann-Mauguin space group symbol: P 21 21 21
• Hall space group symbol: P 2ac 2ab
• Residual factor for all reflections: 0.0257
• Residual factor for significantly intense reflections: 0.0225
• Weighted residual factors for significantly intense reflections: 0.0656
• Weighted residual factors for all reflections included in the refinement: 0.0673
• Goodness-of-fit parameter for all reflections included in the refinement: 1.132
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes