DOI: 10.17188/1286534
title: Materials Data on K2Pr2H3(S2O9)2 by Materials Project

description: K2Pr2H3(S2O9)2 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of K–O bond distances ranging from 2.69–3.13 Å. In the second K1+ site, K1+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of K–O bond distances ranging from 2.80–3.19 Å. There are two inequivalent Pr+3.50+ sites. In the first Pr+3.50+ site, Pr+3.50+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Pr–O bond distances ranging from 2.43–2.66 Å. In the second Pr+3.50+ site, Pr+3.50+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Pr–O bond distances ranging from 2.44–2.84 Å. There are three inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.99 Å. There are four inequivalent S6+ sites. In the first S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is three shorter (1.49 Å) and one longer (1.50 Å) S–O bond length. In the second S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.48 Å) and two longer (1.50 Å) S–O bond length. In the third S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is two shorter (1.48 Å) and two longer (1.50 Å) S–O bond length. In the fourth S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of S–O bond distances ranging from 1.48–1.50 Å. There are eighteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the second O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the fourth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the fifth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the sixth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the seventh O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the eighth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Pr+3.50+ and one S6+ atom. In the ninth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Pr+3.50+ and one S6+ atom. In the tenth O2- site, O2- is bonded in a distorted single-bond geometry to one Pr+3.50+ and one S6+ atom. In the eleventh O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the twelfth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the thirteenth O2- site, O2- is bonded in a distorted single-bond geometry to two equivalent K1+, one Pr+3.50+, and one S6+ atom. In the fourteenth O2- site, O2- is bonded in a distorted single-bond geometry to two K1+, one Pr+3.50+, and one S6+ atom. In the fifteenth O2- site, O2- is bonded in a 1-coordinate geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the sixteenth O2- site, O2- is bonded in a distorted single-bond geometry to one K1+, one Pr+3.50+, and one S6+ atom. In the seventeenth O2- site, O2- is bonded in a water-like geometry to one K1+, one Pr+3.50+, and two H1+ atoms. In the eighteenth O2- site, O2- is bonded in a single-bond geometry to one K1+, one Pr+3.50+, and one H1+ atom.