Information card for entry 2100757

Structure parameters

• Formula: Ba H2 I2 O7
• Calculated formula: Ba H2 I2 O8
• Title of publication: Structural instabilities of the trigonally coordinated water molecules in Ba(IO~3~)~2~.H~2~O and Pb(ClO~3~)~2~.H~2~O studied by X-ray and neutron diffraction at 25 and 295 K
• Authors of publication: Kellersohn, T.; Lutz, H. D.; Vogt, T.; Delaplane, R. G.; Olovsson, I.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1992
• Journal volume: 48
• Journal issue: 2
• Pages of publication: 166 - 172
• a: 9.022 ± 0.005 Å
• b: 7.937 ± 0.004 Å
• c: 9.867 ± 0.006 Å
• α: 90°
• β: 92.18 ± 0.05°
• γ: 90°
• Cell volume: 706 ± 0.7 ų
• Number of distinct elements: 4
• Hermann-Mauguin space group symbol: I 1 2/c 1
• Hall space group symbol: -I 2yab
• Diffraction radiation wavelength: 0.7107 Å
• Diffraction radiation type: Mo
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No