Cs3Cu2Cl5 crystallizes in the orthorhombic Pnma space group. There are two inequivalent Cs sites. In the first Cs site, Cs(1) is bonded in a 8-coordinate geometry to two equivalent Cl(1), two equivalent Cl(2), two equivalent Cl(3), and two equivalent Cl(4) atoms. In the second Cs site, Cs(2) is bonded in a 8-coordinate geometry to one Cl(1), one Cl(4), two equivalent Cl(3), and four equivalent Cl(2) atoms. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a trigonal planar geometry to one Cl(1) and two equivalent Cl(2) atoms. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to one Cl(3), one Cl(4), and two equivalent Cl(2) atoms. There are four inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a 6-coordinate geometry to one Cs(2), four equivalent Cs(1), and one Cu(1) atom. In the second Cl site, Cl(2) is bonded in a 3-coordinate geometry to two equivalent Cs(1), two equivalent Cs(2), one Cu(1), and one Cu(2) atom. In the third Cl site, Cl(3) is bonded in a distorted single-bond geometry to two equivalent Cs(2), four equivalent Cs(1), and one Cu(2) atom. In the fourth Cl site, Cl(4) is bonded in a distorted single-bond geometry to one Cs(2), four equivalent Cs(1), and one Cu(2) atom.
Cs3Cu2Cl5 crystallizes in the orthorhombic Pnma space group. There are two inequivalent Cs sites. In the first Cs site, Cs(1) is bonded in a 8-coordinate geometry to two equivalent Cl(1), two equivalent Cl(2), two equivalent Cl(3), and two equivalent Cl(4) atoms. There is one shorter (3.55 Å) and one longer (3.66 Å) Cs(1)-Cl(1) bond length. There is one shorter (3.69 Å) and one longer (3.78 Å) Cs(1)-Cl(2) bond length. There is one shorter (3.69 Å) and one longer (3.84 Å) Cs(1)-Cl(3) bond length. There is one shorter (3.54 Å) and one longer (3.59 Å) Cs(1)-Cl(4) bond length. In the second Cs site, Cs(2) is bonded in a 8-coordinate geometry to one Cl(1), one Cl(4), two equivalent Cl(3), and four equivalent Cl(2) atoms. The Cs(2)-Cl(1) bond length is 3.39 Å. The Cs(2)-Cl(4) bond length is 3.45 Å. There is one shorter (3.53 Å) and one longer (3.70 Å) Cs(2)-Cl(3) bond length. There are two shorter (3.42 Å) and two longer (3.61 Å) Cs(2)-Cl(2) bond lengths. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a trigonal planar geometry to one Cl(1) and two equivalent Cl(2) atoms. The Cu(1)-Cl(1) bond length is 2.20 Å. Both Cu(1)-Cl(2) bond lengths are 2.24 Å. In the second Cu site, Cu(2) is bonded in a 4-coordinate geometry to one Cl(3), one Cl(4), and two equivalent Cl(2) atoms. The Cu(2)-Cl(3) bond length is 2.23 Å. The Cu(2)-Cl(4) bond length is 2.24 Å. Both Cu(2)-Cl(2) bond lengths are 2.56 Å. There are four inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a 6-coordinate geometry to one Cs(2), four equivalent Cs(1), and one Cu(1) atom. In the second Cl site, Cl(2) is bonded in a 3-coordinate geometry to two equivalent Cs(1), two equivalent Cs(2), one Cu(1), and one Cu(2) atom. In the third Cl site, Cl(3) is bonded in a distorted single-bond geometry to two equivalent Cs(2), four equivalent Cs(1), and one Cu(2) atom. In the fourth Cl site, Cl(4) is bonded in a distorted single-bond geometry to one Cs(2), four equivalent Cs(1), and one Cu(2) atom.