H7O3Cl crystallizes in the monoclinic Cc space group. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) and one Cl(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(1) and one Cl(1) atom. In the third H site, H(3) is bonded in a single-bond geometry to one O(2) and one Cl(1) atom. In the fourth H site, H(4) is bonded in a distorted linear geometry to one O(1) and one O(2) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(3) atom. In the sixth H site, H(6) is bonded in a linear geometry to one O(2) and one O(3) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(3) and one Cl(1) atom. There are three inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one H(1), one H(2), and one H(4) atom. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one H(3), one H(4), and one H(6) atom. In the third O site, O(3) is bonded in a trigonal non-coplanar geometry to one H(5), one H(6), and one H(7) atom. Cl(1) is bonded in a 4-coordinate geometry to one H(1), one H(2), one H(3), and one H(7) atom.
H7O3Cl crystallizes in the monoclinic Cc space group. There are seven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) and one Cl(1) atom. The H(1)-O(1) bond length is 0.99 Å. The H(1)-Cl(1) bond length is 2.06 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(1) and one Cl(1) atom. The H(2)-O(1) bond length is 0.99 Å. The H(2)-Cl(1) bond length is 2.12 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(2) and one Cl(1) atom. The H(3)-O(2) bond length is 1.00 Å. The H(3)-Cl(1) bond length is 2.02 Å. In the fourth H site, H(4) is bonded in a distorted linear geometry to one O(1) and one O(2) atom. The H(4)-O(1) bond length is 1.59 Å. The H(4)-O(2) bond length is 1.01 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(3) atom. The H(5)-O(3) bond length is 0.99 Å. In the sixth H site, H(6) is bonded in a linear geometry to one O(2) and one O(3) atom. The H(6)-O(2) bond length is 1.13 Å. The H(6)-O(3) bond length is 1.30 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(3) and one Cl(1) atom. The H(7)-O(3) bond length is 0.99 Å. The H(7)-Cl(1) bond length is 2.08 Å. There are three inequivalent O sites. In the first O site, O(1) is bonded in a distorted water-like geometry to one H(1), one H(2), and one H(4) atom. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one H(3), one H(4), and one H(6) atom. In the third O site, O(3) is bonded in a trigonal non-coplanar geometry to one H(5), one H(6), and one H(7) atom. Cl(1) is bonded in a 4-coordinate geometry to one H(1), one H(2), one H(3), and one H(7) atom.