Materials Data on CaH14I10O7 by Materials Project
Ca(H2O)7(I)10 crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of twenty hydriodic acid molecules and two Ca(H2O)7 clusters. In each Ca(H2O)7 cluster, Ca2+ is bonded in a distorted pentagonal bipyramidal geometry to seven O2- atoms. There are a spread of Ca–O bond distances ranging from 2.40–2.45 Å. There are fourteen inequivalent H+0.71+ sites. In the first H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the second H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the third H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the fourth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the fifth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the sixth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the seventh H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the eighth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the ninth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the tenth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the eleventh H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the twelfth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the thirteenth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the fourteenth H+0.71+ site, H+0.71+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. There are seven inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms. In the second O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms. In the third O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms. In the fourth O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms. In the fifth O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms. In the sixth O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms. In the seventh O2- site, O2- is bonded in a distorted water-like geometry to one Ca2+ and two H+0.71+ atoms.