Materials Data on Pr2Sn3 by Materials Project
Pr2Sn3 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are four inequivalent Pr sites. In the first Pr site, Pr is bonded in a 9-coordinate geometry to nine Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.25–3.78 Å. In the second Pr site, Pr is bonded in a 9-coordinate geometry to ten Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.28–3.81 Å. In the third Pr site, Pr is bonded in a 9-coordinate geometry to nine Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.24–3.63 Å. In the fourth Pr site, Pr is bonded in a 8-coordinate geometry to eight Sn atoms. There are a spread of Pr–Sn bond distances ranging from 3.16–3.64 Å. There are six inequivalent Sn sites. In the first Sn site, Sn is bonded in a 10-coordinate geometry to seven Pr and three Sn atoms. There are a spread of Sn–Sn bond distances ranging from 3.08–3.33 Å. In the second Sn site, Sn is bonded in a 9-coordinate geometry to seven Pr and two Sn atoms. The Sn–Sn bond length is 2.98 Å. In the third Sn site, Sn is bonded in a 4-coordinate geometry to six Pr and two Sn atoms. There are one shorter (3.05 Å) and one longer (3.08 Å) Sn–Sn bond lengths. In the fourth Sn site, Sn is bonded in a 7-coordinate geometry to five Pr and two equivalent Sn atoms. There are one shorter (2.97 Å) and one longer (2.98 Å) Sn–Sn bond lengths. In the fifth Sn site, Sn is bonded in a 7-coordinate geometry to five Pr and two equivalent Sn atoms. In the sixth Sn site, Sn is bonded in a 9-coordinate geometry to six Pr and three Sn atoms.