B4Bi(HO3)3 crystallizes in the triclinic P1 space group. There are eight inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(13), one O(3), and one O(6) atom. In the second B site, B(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(4), and one O(5) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(1), one O(6), and one O(8) atom. In the fourth B site, B(4) is bonded in a tetrahedral geometry to one O(11), one O(12), one O(2), and one O(9) atom. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(7) atom. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(10), one O(14), and one O(9) atom. In the seventh B site, B(7) is bonded in a trigonal planar geometry to one O(11), one O(12), and one O(16) atom. In the eighth B site, B(8) is bonded in a trigonal planar geometry to one O(15), one O(4), and one O(5) atom. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 6-coordinate geometry to one O(17), one O(18), one O(2), one O(4), and two equivalent O(15) atoms. In the second Bi site, Bi(2) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(17), one O(18), and two equivalent O(16) atoms. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(7) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(8) atom. In the third H site, H(3) is bonded in a distorted single-bond geometry to one O(13) and one O(9) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(14) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(17) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(18) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one B(2), one B(3), and one Bi(2) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one B(4), one B(5), and one Bi(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one B(1) and one B(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one B(2), one B(8), and one Bi(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one B(2) and one B(8) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one B(1) and one B(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one B(5) and one H(1) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one B(3) and one H(2) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one B(4), one B(6), and one H(3) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one B(5) and one B(6) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one B(4), one B(7), and one Bi(2) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one B(4) and one B(7) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one B(1) and one H(3) atom. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one B(6) and one H(4) atom. In the fifteenth O site, O(15) is bonded in a 1-coordinate geometry to one B(8) and two equivalent Bi(1) atoms. In the sixteenth O site, O(16) is bonded in a 1-coordinate geometry to one B(7) and two equivalent Bi(2) atoms. In the seventeenth O site, O(17) is bonded in a distorted single-bond geometry to one Bi(1), one Bi(2), and one H(5) atom. In the eighteenth O site, O(18) is bonded in a distorted single-bond geometry to one Bi(1), one Bi(2), and one H(6) atom.
B4Bi(HO3)3 crystallizes in the triclinic P1 space group. There are eight inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(13), one O(3), and one O(6) atom. The B(1)-O(13) bond length is 1.36 Å. The B(1)-O(3) bond length is 1.37 Å. The B(1)-O(6) bond length is 1.41 Å. In the second B site, B(2) is bonded in a tetrahedral geometry to one O(1), one O(3), one O(4), and one O(5) atom. The B(2)-O(1) bond length is 1.49 Å. The B(2)-O(3) bond length is 1.48 Å. The B(2)-O(4) bond length is 1.49 Å. The B(2)-O(5) bond length is 1.45 Å. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(1), one O(6), and one O(8) atom. The B(3)-O(1) bond length is 1.37 Å. The B(3)-O(6) bond length is 1.40 Å. The B(3)-O(8) bond length is 1.37 Å. In the fourth B site, B(4) is bonded in a tetrahedral geometry to one O(11), one O(12), one O(2), and one O(9) atom. The B(4)-O(11) bond length is 1.49 Å. The B(4)-O(12) bond length is 1.45 Å. The B(4)-O(2) bond length is 1.49 Å. The B(4)-O(9) bond length is 1.48 Å. In the fifth B site, B(5) is bonded in a trigonal planar geometry to one O(10), one O(2), and one O(7) atom. The B(5)-O(10) bond length is 1.40 Å. The B(5)-O(2) bond length is 1.37 Å. The B(5)-O(7) bond length is 1.38 Å. In the sixth B site, B(6) is bonded in a trigonal planar geometry to one O(10), one O(14), and one O(9) atom. The B(6)-O(10) bond length is 1.41 Å. The B(6)-O(14) bond length is 1.36 Å. The B(6)-O(9) bond length is 1.37 Å. In the seventh B site, B(7) is bonded in a trigonal planar geometry to one O(11), one O(12), and one O(16) atom. The B(7)-O(11) bond length is 1.40 Å. The B(7)-O(12) bond length is 1.36 Å. The B(7)-O(16) bond length is 1.37 Å. In the eighth B site, B(8) is bonded in a trigonal planar geometry to one O(15), one O(4), and one O(5) atom. The B(8)-O(15) bond length is 1.37 Å. The B(8)-O(4) bond length is 1.41 Å. The B(8)-O(5) bond length is 1.36 Å. There are two inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a 6-coordinate geometry to one O(17), one O(18), one O(2), one O(4), and two equivalent O(15) atoms. The Bi(1)-O(17) bond length is 2.22 Å. The Bi(1)-O(18) bond length is 2.32 Å. The Bi(1)-O(2) bond length is 2.71 Å. The Bi(1)-O(4) bond length is 2.50 Å. There is one shorter (2.20 Å) and one longer (2.65 Å) Bi(1)-O(15) bond length. In the second Bi site, Bi(2) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(17), one O(18), and two equivalent O(16) atoms. The Bi(2)-O(1) bond length is 2.69 Å. The Bi(2)-O(11) bond length is 2.50 Å. The Bi(2)-O(17) bond length is 2.30 Å. The Bi(2)-O(18) bond length is 2.22 Å. There is one shorter (2.18 Å) and one longer (2.66 Å) Bi(2)-O(16) bond length. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(7) atom. The H(1)-O(7) bond length is 0.99 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(8) atom. The H(2)-O(8) bond length is 0.99 Å. In the third H site, H(3) is bonded in a distorted single-bond geometry to one O(13) and one O(9) atom. The H(3)-O(13) bond length is 1.00 Å. The H(3)-O(9) bond length is 1.70 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(14) atom. The H(4)-O(14) bond length is 0.99 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(17) atom. The H(5)-O(17) bond length is 0.98 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(18) atom. The H(6)-O(18) bond length is 0.98 Å. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one B(2), one B(3), and one Bi(2) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one B(4), one B(5), and one Bi(1) atom. In the third O site, O(3) is bonded in a distorted bent 120 degrees geometry to one B(1) and one B(2) atom. In the fourth O site, O(4) is bonded in a distorted bent 120 degrees geometry to one B(2), one B(8), and one Bi(1) atom. In the fifth O site, O(5) is bonded in a bent 120 degrees geometry to one B(2) and one B(8) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one B(1) and one B(3) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one B(5) and one H(1) atom. In the eighth O site, O(8) is bonded in a bent 120 degrees geometry to one B(3) and one H(2) atom. In the ninth O site, O(9) is bonded in a distorted bent 120 degrees geometry to one B(4), one B(6), and one H(3) atom. In the tenth O site, O(10) is bonded in a bent 120 degrees geometry to one B(5) and one B(6) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one B(4), one B(7), and one Bi(2) atom. In the twelfth O site, O(12) is bonded in a bent 120 degrees geometry to one B(4) and one B(7) atom. In the thirteenth O site, O(13) is bonded in a bent 120 degrees geometry to one B(1) and one H(3) atom. In the fourteenth O site, O(14) is bonded in a bent 120 degrees geometry to one B(6) and one H(4) atom. In the fifteenth O site, O(15) is bonded in a 1-coordinate geometry to one B(8) and two equivalent Bi(1) atoms. In the sixteenth O site, O(16) is bonded in a 1-coordinate geometry to one B(7) and two equivalent Bi(2) atoms. In the seventeenth O site, O(17) is bonded in a distorted single-bond geometry to one Bi(1), one Bi(2), and one H(5) atom. In the eighteenth O site, O(18) is bonded in a distorted single-bond geometry to one Bi(1), one Bi(2), and one H(6) atom.