K2MgMo2(H2O5)2 crystallizes in the triclinic P-1 space group. K(1) is bonded in a 8-coordinate geometry to one H(1), one H(2), one O(2), one O(3), one O(4), one O(5), and two equivalent O(1) atoms. Mg(1) is bonded in a square co-planar geometry to two equivalent O(3) and two equivalent O(4) atoms. Mo(1) is bonded in a distorted tetrahedral geometry to one O(1), one O(2), one O(4), and one O(5) atom. There are two inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one K(1) and one O(2) atom. In the second H site, H(2) is bonded in a single-bond geometry to one K(1) and one O(3) atom. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to two equivalent K(1) and one Mo(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one Mo(1), and one H(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one K(1), one Mg(1), and one H(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one K(1), one Mg(1), and one Mo(1) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one K(1) and one Mo(1) atom.
K2MgMo2(H2O5)2 crystallizes in the triclinic P-1 space group. K(1) is bonded in a 8-coordinate geometry to one H(1), one H(2), one O(2), one O(3), one O(4), one O(5), and two equivalent O(1) atoms. The K(1)-H(1) bond length is 2.66 Å. The K(1)-H(2) bond length is 2.78 Å. The K(1)-O(2) bond length is 2.91 Å. The K(1)-O(3) bond length is 3.06 Å. The K(1)-O(4) bond length is 2.79 Å. The K(1)-O(5) bond length is 2.69 Å. There is one shorter (2.72 Å) and one longer (3.16 Å) K(1)-O(1) bond length. Mg(1) is bonded in a square co-planar geometry to two equivalent O(3) and two equivalent O(4) atoms. Both Mg(1)-O(3) bond lengths are 1.97 Å. Both Mg(1)-O(4) bond lengths are 2.08 Å. Mo(1) is bonded in a distorted tetrahedral geometry to one O(1), one O(2), one O(4), and one O(5) atom. The Mo(1)-O(1) bond length is 1.76 Å. The Mo(1)-O(2) bond length is 1.95 Å. The Mo(1)-O(4) bond length is 1.83 Å. The Mo(1)-O(5) bond length is 1.76 Å. There are two inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one K(1) and one O(2) atom. The H(1)-O(2) bond length is 0.99 Å. In the second H site, H(2) is bonded in a single-bond geometry to one K(1) and one O(3) atom. The H(2)-O(3) bond length is 0.97 Å. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to two equivalent K(1) and one Mo(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one Mo(1), and one H(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one K(1), one Mg(1), and one H(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one K(1), one Mg(1), and one Mo(1) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one K(1) and one Mo(1) atom.