Materials Data on Sc4B12Rh17 by Materials Project
Sc4Rh17B12 is alpha Pu-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are four inequivalent Sc sites. In the first Sc site, Sc is bonded in a 12-coordinate geometry to twelve Rh and six B atoms. There are a spread of Sc–Rh bond distances ranging from 2.66–3.33 Å. There are a spread of Sc–B bond distances ranging from 2.70–2.89 Å. In the second Sc site, Sc is bonded in a 2-coordinate geometry to two B atoms. There are one shorter (2.53 Å) and one longer (2.56 Å) Sc–B bond lengths. In the third Sc site, Sc is bonded in a 3-coordinate geometry to twelve Rh and six B atoms. There are a spread of Sc–Rh bond distances ranging from 2.71–3.10 Å. There are a spread of Sc–B bond distances ranging from 2.67–2.99 Å. In the fourth Sc site, Sc is bonded in a 2-coordinate geometry to one Rh and one B atom. The Sc–Rh bond length is 2.71 Å. The Sc–B bond length is 2.63 Å. There are seventeen inequivalent Rh sites. In the first Rh site, Rh is bonded in a 4-coordinate geometry to four Sc and three B atoms. There are a spread of Rh–B bond distances ranging from 2.12–2.18 Å. In the second Rh site, Rh is bonded in a 4-coordinate geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.15–2.36 Å. In the third Rh site, Rh is bonded in a 3-coordinate geometry to one Sc and three B atoms. There are a spread of Rh–B bond distances ranging from 2.14–2.17 Å. In the fourth Rh site, Rh is bonded in a 4-coordinate geometry to two equivalent Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.17–2.24 Å. In the fifth Rh site, Rh is bonded in a 4-coordinate geometry to four B atoms. There are a spread of Rh–B bond distances ranging from 2.14–2.24 Å. In the sixth Rh site, Rh is bonded in a 3-coordinate geometry to one Sc and three B atoms. There are a spread of Rh–B bond distances ranging from 2.11–2.16 Å. In the seventh Rh site, Rh is bonded in a 6-coordinate geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.19–2.27 Å. In the eighth Rh site, Rh is bonded in a 4-coordinate geometry to two Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.11–2.18 Å. In the ninth Rh site, Rh is bonded in a 4-coordinate geometry to two Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.13–2.22 Å. In the tenth Rh site, Rh is bonded in a 5-coordinate geometry to two Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.14–2.33 Å. In the eleventh Rh site, Rh is bonded in a 5-coordinate geometry to two Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.12–2.36 Å. In the twelfth Rh site, Rh is bonded in a distorted trigonal pyramidal geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.13–2.16 Å. In the thirteenth Rh site, Rh is bonded in a 4-coordinate geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.11–2.19 Å. In the fourteenth Rh site, Rh is bonded in a 4-coordinate geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.16–2.28 Å. In the fifteenth Rh site, Rh is bonded in a 6-coordinate geometry to two equivalent Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.16–2.42 Å. In the sixteenth Rh site, Rh is bonded in a 4-coordinate geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.15–2.23 Å. In the seventeenth Rh site, Rh is bonded in a 4-coordinate geometry to one Sc and four B atoms. There are a spread of Rh–B bond distances ranging from 2.15–2.25 Å. There are twelve inequivalent B sites. In the first B site, B is bonded in a 7-coordinate geometry to one Sc and six Rh atoms. In the second B site, B is bonded in a 7-coordinate geometry to one Sc, five Rh, and one B atom. The B–B bond length is 1.87 Å. In the third B site, B is bonded in a 6-coordinate geometry to two equivalent Sc and six Rh atoms. In the fourth B site, B is bonded in a 6-coordinate geometry to five Rh and one B atom. In the fifth B site, B is bonded in a 8-coordinate geometry to two Sc and six Rh atoms. In the sixth B site, B is bonded in a 6-coordinate geometry to two Sc and five Rh atoms. In the seventh B site, B is bonded in a 6-coordinate geometry to two Sc and five Rh atoms. In the eighth B site, B is bonded in a 6-coordinate geometry to two Sc and five Rh atoms. In the ninth B site, B is bonded in a 6-coordinate geometry to six Rh atoms. In the tenth B site, B is bonded in a 6-coordinate geometry to five Rh and one B atom. The B–B bond length is 1.89 Å. In the eleventh B site, B is bonded in a 7-coordinate geometry to one Sc, five Rh, and one B atom. In the twelfth B site, B is bonded in a 8-coordinate geometry to two Sc and six Rh atoms.