Figure 2
Detail of a hydrogen-bonded hydrogenarsenate/water chain in (I) Colour key: [HAsO4]2− tetrahedra green, O atoms rose and H atoms grey. The H⋯O portions of the hydrogen bonds are highlighted in yellow. Symmetry codes as in Table 2; additionally (vi) x, 1 − y, z; (vii) −½ − x, y − ½, ½ − z. |