Materials Data on Zn(W18O49)2 by Materials Project
Zn(W18O49)2 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are eighteen inequivalent W sites. In the first W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 9–38°. There are a spread of W–O bond distances ranging from 1.82–2.15 Å. In the second W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 9–38°. There are a spread of W–O bond distances ranging from 1.82–2.13 Å. In the third W site, W is bonded to six O atoms to form corner-sharing WO6 octahedra. The corner-sharing octahedra tilt angles range from 6–27°. There are a spread of W–O bond distances ranging from 1.84–2.06 Å. In the fourth W site, W is bonded to six O atoms to form corner-sharing WO6 octahedra. The corner-sharing octahedra tilt angles range from 6–27°. There are a spread of W–O bond distances ranging from 1.84–2.07 Å. In the fifth W site, W is bonded to six O atoms to form corner-sharing WO6 octahedra. The corner-sharing octahedra tilt angles range from 3–49°. There are a spread of W–O bond distances ranging from 1.93–2.22 Å. In the sixth W site, W is bonded to six O atoms to form corner-sharing WO6 octahedra. The corner-sharing octahedra tilt angles range from 2–49°. There are a spread of W–O bond distances ranging from 1.93–2.23 Å. In the seventh W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 6–37°. There are a spread of W–O bond distances ranging from 1.83–2.09 Å. In the eighth W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 5–37°. There are a spread of W–O bond distances ranging from 1.83–2.05 Å. In the ninth W site, W is bonded to seven O atoms to form WO7 pentagonal bipyramids that share corners with two equivalent WO7 pentagonal bipyramids and edges with five WO6 octahedra. There are a spread of W–O bond distances ranging from 1.93–2.13 Å. In the tenth W site, W is bonded to seven O atoms to form WO7 pentagonal bipyramids that share corners with two equivalent WO7 pentagonal bipyramids and edges with five WO6 octahedra. There are a spread of W–O bond distances ranging from 1.93–2.12 Å. In the eleventh W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 1–38°. There are a spread of W–O bond distances ranging from 1.93–2.09 Å. In the twelfth W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 1–36°. There are a spread of W–O bond distances ranging from 1.93–2.12 Å. In the thirteenth W site, W is bonded to six O atoms to form corner-sharing WO6 octahedra. The corner-sharing octahedra tilt angles range from 1–15°. There are a spread of W–O bond distances ranging from 1.87–2.04 Å. In the fourteenth W site, W is bonded to six O atoms to form corner-sharing WO6 octahedra. The corner-sharing octahedra tilt angles range from 4–26°. There are a spread of W–O bond distances ranging from 1.83–2.11 Å. In the fifteenth W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 4–38°. There are a spread of W–O bond distances ranging from 1.85–2.07 Å. In the sixteenth W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 6–38°. There are a spread of W–O bond distances ranging from 1.84–2.10 Å. In the seventeenth W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra, an edgeedge with one WO6 octahedra, and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 1–49°. There are a spread of W–O bond distances ranging from 1.93–2.08 Å. In the eighteenth W site, W is bonded to six O atoms to form WO6 octahedra that share corners with six WO6 octahedra, an edgeedge with one WO6 octahedra, and an edgeedge with one WO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 1–49°. There are a spread of W–O bond distances ranging from 1.93–2.09 Å. Zn is bonded in a 4-coordinate geometry to four O atoms. There are a spread of Zn–O bond distances ranging from 2.00–2.26 Å. There are sixty-one inequivalent O sites. In the first O site, O is bonded in a linear geometry to two W atoms. In the second O site, O is bonded in a linear geometry to two equivalent W atoms. In the third O site, O is bonded in a linear geometry to two equivalent W atoms. In the fourth O site, O is bonded in a linear geometry to two equivalent W atoms. In the fifth O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the sixth O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the seventh O site, O is bonded in a linear geometry to two equivalent W atoms. In the eighth O site, O is bonded in a linear geometry to two equivalent W atoms. In the ninth O site, O is bonded in a linear geometry to two equivalent W atoms. In the tenth O site, O is bonded in a linear geometry to two equivalent W atoms. In the eleventh O site, O is bonded in a linear geometry to two W atoms. In the twelfth O site, O is bonded in a linear geometry to two W atoms. In the thirteenth O site, O is bonded in a linear geometry to two W atoms. In the fourteenth O site, O is bonded in a linear geometry to two W atoms. In the fifteenth O site, O is bonded in a linear geometry to two W atoms. In the sixteenth O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the seventeenth O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the eighteenth O site, O is bonded in a linear geometry to two equivalent W atoms. In the nineteenth O site, O is bonded in a linear geometry to two equivalent W atoms. In the twentieth O site, O is bonded in a linear geometry to two equivalent W atoms. In the twenty-first O site, O is bonded in a linear geometry to two equivalent W atoms. In the twenty-second O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the twenty-third O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the twenty-fourth O site, O is bonded in a linear geometry to two equivalent W atoms. In the twenty-fifth O site, O is bonded in a linear geometry to two equivalent W atoms. In the twenty-sixth O site, O is bonded in a T-shaped geometry to two equivalent W and one Zn atom. In the twenty-seventh O site, O is bonded in a linear geometry to two equivalent W atoms. In the twenty-eighth O site, O is bonded in a linear geometry to two equivalent W atoms. In the twenty-ninth O site, O is bonded in a linear geometry to two equivalent W atoms. In the thirtieth O site, O is bonded in a linear geometry to two equivalent W atoms. In the thirty-first O site, O is bonded in a linear geometry to two equivalent W atoms. In the thirty-second O site, O is bonded in a distorted trigonal non-coplanar geometry to three W atoms. In the thirty-third O site, O is bonded in a distorted trigonal non-coplanar geometry to three W atoms. In the thirty-fourth O site, O is bonded in a linear geometry to two W atoms. In the thirty-fifth O site, O is bonded in a linear geometry to two W atoms. In the thirty-sixth O site, O is bonded in a linear geometry to two W atoms. In the thirty-seventh O site, O is bonded in a distorted T-shaped geometry to two W and one Zn atom. In the thirty-eighth O site, O is bonded in a linear geometry to two equivalent W atoms. In the thirty-ninth O site, O is bonded in a linear geometry to two equivalent W atoms. In the fortieth O site, O is bonded in a linear geometry to two equivalent W atoms. In the forty-first O site, O is bonded in a bent 150 degrees geometry to two W atoms. In the forty-second O site, O is bonded in a bent 150 degrees geometry to two W atoms. In the forty-third O site, O is bonded in a linear geometry to two W atoms. In the forty-fourth O site, O is bonded in a linear geometry to two W atoms. In the forty-fifth O site, O is bonded in a linear geometry to two equivalent W atoms. In the forty-sixth O site, O is bonded in a linear geometry to two equivalent W atoms. In the forty-seventh O site, O is bonded in a linear geometry to two equivalent W atoms. In the forty-eighth O site, O is bonded in a linear geometry to two equivalent W atoms. In the forty-ninth O site, O is bonded in a linear geometry to two equivalent W atoms. In the fiftieth O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the fifty-first O site, O is bonded in a distorted trigonal planar geometry to three W atoms. In the fifty-second O site, O is bonded in a distorted trigonal non-coplanar geometry to three W atoms. In the fifty-third O site, O is bonded in a distorted trigonal non-coplanar geometry to three W atoms. In the fifty-fourth O site, O is bonded in a bent 150 degrees geometry to two W atoms. In the fifty-fifth O site, O is bonded in a bent 150 degrees geometry to two W atoms. In the fifty-sixth O site, O is bonded in a bent 150 degrees geometry to two W atoms. In the fifty-seventh O site, O is bonded in a bent 150 degrees geometry to two W atoms. In the fifty-eighth O site, O is bonded in a linear geometry to two equivalent W atoms. In the fifty-ninth O site, O is bonded in a linear geometry to two equivalent W atoms. In the sixtieth O site, O is bonded in a T-shaped geometry to two equivalent W and one Zn atom. In the sixty-first O site, O is bonded in a linear geometry to two W atoms.