Y2Zn3 crystallizes in the monoclinic P2_1 space group. There are four inequivalent Y sites. In the first Y site, Y(1) is bonded in a 13-coordinate geometry to one Y(1); three equivalent Y(2); one Zn(3); two equivalent Zn(2); two Zn(4,4); and four Zn(1,1) atoms. In the second Y site, Y(1) is bonded in a 13-coordinate geometry to one Y(1); three equivalent Y(2); one Zn(3); two equivalent Zn(2); two Zn(4,4); and four Zn(1,1) atoms. In the third Y site, Y(2) is bonded in a 6-coordinate geometry to three equivalent Y(1); one Zn(2); one Zn(3); two Zn(1,1); and two Zn(4,4) atoms. In the fourth Y site, Y(2) is bonded in a 6-coordinate geometry to three equivalent Y(1); one Zn(2); one Zn(3); two Zn(1,1); and two Zn(4,4) atoms. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted q6 geometry to two Y(2,2); four Y(1,1); two equivalent Zn(1); and two equivalent Zn(2) atoms. In the second Zn site, Zn(1) is bonded in a distorted q6 geometry to two Y(2,2); four Y(1,1); two equivalent Zn(1); and two equivalent Zn(2) atoms. In the third Zn site, Zn(2) is bonded in a distorted q6 geometry to two Y(2,2); four Y(1,1); and four Zn(1,1) atoms. In the fourth Zn site, Zn(3) is bonded in a 8-coordinate geometry to two Y(1,1); two Y(2,2); and four Zn(4,4) atoms. In the fifth Zn site, Zn(4) is bonded in a 8-coordinate geometry to two Y(1,1); two Y(2,2); two equivalent Zn(3); and two equivalent Zn(4) atoms. In the sixth Zn site, Zn(4) is bonded in a 8-coordinate geometry to two Y(1,1); two Y(2,2); two equivalent Zn(3); and two equivalent Zn(4) atoms.
Y2Zn3 crystallizes in the monoclinic P2_1 space group. There are four inequivalent Y sites. In the first Y site, Y(1) is bonded in a 13-coordinate geometry to one Y(1); three equivalent Y(2); one Zn(3); two equivalent Zn(2); two Zn(4,4); and four Zn(1,1) atoms. The Y(1)-Y(1) bond length is 3.28 Å. All Y(1)-Y(2) bond lengths are 3.37 Å. The Y(1)-Zn(3) bond length is 3.54 Å. There is one shorter (3.24 Å) and one longer (3.25 Å) Y(1)-Zn(2) bond length. Both Y(1)-Zn(4,4) bond lengths are 3.54 Å. There is one shorter (3.25 Å) and three longer (3.26 Å) Y(1)-Zn(1,1) bond lengths. In the second Y site, Y(1) is bonded in a 13-coordinate geometry to one Y(1); three equivalent Y(2); one Zn(3); two equivalent Zn(2); two Zn(4,4); and four Zn(1,1) atoms. There are two shorter (3.37 Å) and one longer (3.38 Å) Y(1)-Y(2) bond length. The Y(1)-Zn(3) bond length is 3.54 Å. There is one shorter (3.24 Å) and one longer (3.25 Å) Y(1)-Zn(2) bond length. Both Y(1)-Zn(4,4) bond lengths are 3.54 Å. There are two shorter (3.25 Å) and two longer (3.26 Å) Y(1)-Zn(1,1) bond lengths. In the third Y site, Y(2) is bonded in a 6-coordinate geometry to three equivalent Y(1); one Zn(2); one Zn(3); two Zn(1,1); and two Zn(4,4) atoms. The Y(2)-Zn(2) bond length is 3.05 Å. The Y(2)-Zn(3) bond length is 2.91 Å. Both Y(2)-Zn(1,1) bond lengths are 3.04 Å. Both Y(2)-Zn(4,4) bond lengths are 2.91 Å. In the fourth Y site, Y(2) is bonded in a 6-coordinate geometry to three equivalent Y(1); one Zn(2); one Zn(3); two Zn(1,1); and two Zn(4,4) atoms. The Y(2)-Zn(2) bond length is 3.05 Å. The Y(2)-Zn(3) bond length is 2.91 Å. Both Y(2)-Zn(1,1) bond lengths are 3.04 Å. Both Y(2)-Zn(4,4) bond lengths are 2.91 Å. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded in a distorted q6 geometry to two Y(2,2); four Y(1,1); two equivalent Zn(1); and two equivalent Zn(2) atoms. Both Zn(1)-Zn(1) bond lengths are 2.80 Å. Both Zn(1)-Zn(2) bond lengths are 2.81 Å. In the second Zn site, Zn(1) is bonded in a distorted q6 geometry to two Y(2,2); four Y(1,1); two equivalent Zn(1); and two equivalent Zn(2) atoms. Both Zn(1)-Zn(2) bond lengths are 2.81 Å. In the third Zn site, Zn(2) is bonded in a distorted q6 geometry to two Y(2,2); four Y(1,1); and four Zn(1,1) atoms. In the fourth Zn site, Zn(3) is bonded in a 8-coordinate geometry to two Y(1,1); two Y(2,2); and four Zn(4,4) atoms. There are two shorter (2.51 Å) and two longer (3.11 Å) Zn(3)-Zn(4,4) bond lengths. In the fifth Zn site, Zn(4) is bonded in a 8-coordinate geometry to two Y(1,1); two Y(2,2); two equivalent Zn(3); and two equivalent Zn(4) atoms. There is one shorter (2.51 Å) and one longer (3.09 Å) Zn(4)-Zn(4) bond length. In the sixth Zn site, Zn(4) is bonded in a 8-coordinate geometry to two Y(1,1); two Y(2,2); two equivalent Zn(3); and two equivalent Zn(4) atoms.