W3CrP8 is Magnesium tetraboride-derived structured and crystallizes in the monoclinic Cm space group. There are three inequivalent W sites. In the first W site, W(1) is bonded in a 8-coordinate geometry to one P(8), two equivalent P(3), two equivalent P(6), and three equivalent P(2) atoms. In the second W site, W(2) is bonded in a 8-coordinate geometry to one P(5), two equivalent P(2), two equivalent P(7), and three equivalent P(3) atoms. In the third W site, W(3) is bonded in a 9-coordinate geometry to one Cr(1), one P(6), two equivalent P(1), two equivalent P(8), and three equivalent P(4) atoms. Cr(1) is bonded in a 8-coordinate geometry to one W(3), one P(7), two equivalent P(4), two equivalent P(5), and three equivalent P(1) atoms. There are eight inequivalent P sites. In the first P site, P(1) is bonded in a 5-coordinate geometry to two equivalent W(3) and three equivalent Cr(1) atoms. In the second P site, P(2) is bonded in a 5-coordinate geometry to two equivalent W(2) and three equivalent W(1) atoms. In the third P site, P(3) is bonded in a 5-coordinate geometry to two equivalent W(1) and three equivalent W(2) atoms. In the fourth P site, P(4) is bonded in a 5-coordinate geometry to three equivalent W(3) and two equivalent Cr(1) atoms. In the fifth P site, P(5) is bonded in a 6-coordinate geometry to one W(2), two equivalent Cr(1), and three equivalent P(7) atoms. In the sixth P site, P(6) is bonded in a 6-coordinate geometry to one W(3), two equivalent W(1), and three equivalent P(8) atoms. In the seventh P site, P(7) is bonded in a 6-coordinate geometry to two equivalent W(2), one Cr(1), and three equivalent P(5) atoms. In the eighth P site, P(8) is bonded in a 6-coordinate geometry to one W(1), two equivalent W(3), and three equivalent P(6) atoms.
W3CrP8 is Magnesium tetraboride-derived structured and crystallizes in the monoclinic Cm space group. There are three inequivalent W sites. In the first W site, W(1) is bonded in a 8-coordinate geometry to one P(8), two equivalent P(3), two equivalent P(6), and three equivalent P(2) atoms. The W(1)-P(8) bond length is 2.48 Å. Both W(1)-P(3) bond lengths are 2.65 Å. Both W(1)-P(6) bond lengths are 2.49 Å. There are two shorter (2.49 Å) and one longer (2.52 Å) W(1)-P(2) bond length. In the second W site, W(2) is bonded in a 8-coordinate geometry to one P(5), two equivalent P(2), two equivalent P(7), and three equivalent P(3) atoms. The W(2)-P(5) bond length is 2.49 Å. Both W(2)-P(2) bond lengths are 2.64 Å. Both W(2)-P(7) bond lengths are 2.50 Å. There are two shorter (2.49 Å) and one longer (2.52 Å) W(2)-P(3) bond length. In the third W site, W(3) is bonded in a 9-coordinate geometry to one Cr(1), one P(6), two equivalent P(1), two equivalent P(8), and three equivalent P(4) atoms. The W(3)-Cr(1) bond length is 2.86 Å. The W(3)-P(6) bond length is 2.48 Å. Both W(3)-P(1) bond lengths are 2.59 Å. Both W(3)-P(8) bond lengths are 2.49 Å. There are two shorter (2.50 Å) and one longer (2.53 Å) W(3)-P(4) bond length. Cr(1) is bonded in a 8-coordinate geometry to one W(3), one P(7), two equivalent P(4), two equivalent P(5), and three equivalent P(1) atoms. The Cr(1)-P(7) bond length is 2.35 Å. Both Cr(1)-P(4) bond lengths are 2.53 Å. Both Cr(1)-P(5) bond lengths are 2.38 Å. There are two shorter (2.47 Å) and one longer (2.52 Å) Cr(1)-P(1) bond length. There are eight inequivalent P sites. In the first P site, P(1) is bonded in a 5-coordinate geometry to two equivalent W(3) and three equivalent Cr(1) atoms. In the second P site, P(2) is bonded in a 5-coordinate geometry to two equivalent W(2) and three equivalent W(1) atoms. In the third P site, P(3) is bonded in a 5-coordinate geometry to two equivalent W(1) and three equivalent W(2) atoms. In the fourth P site, P(4) is bonded in a 5-coordinate geometry to three equivalent W(3) and two equivalent Cr(1) atoms. In the fifth P site, P(5) is bonded in a 6-coordinate geometry to one W(2), two equivalent Cr(1), and three equivalent P(7) atoms. There is one shorter (2.22 Å) and two longer (2.59 Å) P(5)-P(7) bond lengths. In the sixth P site, P(6) is bonded in a 6-coordinate geometry to one W(3), two equivalent W(1), and three equivalent P(8) atoms. There is one shorter (2.18 Å) and two longer (2.63 Å) P(6)-P(8) bond lengths. In the seventh P site, P(7) is bonded in a 6-coordinate geometry to two equivalent W(2), one Cr(1), and three equivalent P(5) atoms. In the eighth P site, P(8) is bonded in a 6-coordinate geometry to one W(1), two equivalent W(3), and three equivalent P(6) atoms.