KCo2H(SeO5)2H2 crystallizes in the monoclinic Cm space group. The structure consists of two 1333-74-0 molecules inside a KCo2H(SeO5)2 framework. In the KCo2H(SeO5)2 framework, K(1) is bonded in a 7-coordinate geometry to one O(2), one O(3), one O(6), one O(7), one O(8), and two equivalent O(4) atoms. Co(1) is bonded to one O(1), one O(3), one O(4), one O(5), and one O(6) atom to form a mixture of distorted corner and edge-sharing CoO5 trigonal bipyramids. H(2) is bonded in a single-bond geometry to one O(8) atom. There are two inequivalent Se sites. In the first Se site, Se(1) is bonded in a distorted trigonal non-coplanar geometry to one O(6) and two equivalent O(5) atoms. In the second Se site, Se(2) is bonded in a distorted trigonal non-coplanar geometry to one O(3) and two equivalent O(4) atoms. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to two equivalent Co(1) and one O(7) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one K(1) and one O(8) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one K(1), two equivalent Co(1), and one Se(2) atom. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one K(1), one Co(1), and one Se(2) atom. In the fifth O site, O(5) is bonded in an L-shaped geometry to one Co(1) and one Se(1) atom. In the sixth O site, O(6) is bonded in a distorted see-saw-like geometry to one K(1), two equivalent Co(1), and one Se(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one K(1) and one O(1) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one K(1), one H(2), and one O(2) atom.
KCo2H(SeO5)2H2 crystallizes in the monoclinic Cm space group. The structure consists of two 1333-74-0 molecules inside a KCo2H(SeO5)2 framework. In the KCo2H(SeO5)2 framework, K(1) is bonded in a 7-coordinate geometry to one O(2), one O(3), one O(6), one O(7), one O(8), and two equivalent O(4) atoms. The K(1)-O(2) bond length is 3.20 Å. The K(1)-O(3) bond length is 2.85 Å. The K(1)-O(6) bond length is 2.94 Å. The K(1)-O(7) bond length is 3.27 Å. The K(1)-O(8) bond length is 3.18 Å. Both K(1)-O(4) bond lengths are 3.02 Å. Co(1) is bonded to one O(1), one O(3), one O(4), one O(5), and one O(6) atom to form a mixture of distorted corner and edge-sharing CoO5 trigonal bipyramids. The Co(1)-O(1) bond length is 2.02 Å. The Co(1)-O(3) bond length is 2.23 Å. The Co(1)-O(4) bond length is 1.99 Å. The Co(1)-O(5) bond length is 2.01 Å. The Co(1)-O(6) bond length is 2.13 Å. H(2) is bonded in a single-bond geometry to one O(8) atom. The H(2)-O(8) bond length is 0.99 Å. There are two inequivalent Se sites. In the first Se site, Se(1) is bonded in a distorted trigonal non-coplanar geometry to one O(6) and two equivalent O(5) atoms. The Se(1)-O(6) bond length is 1.79 Å. Both Se(1)-O(5) bond lengths are 1.72 Å. In the second Se site, Se(2) is bonded in a distorted trigonal non-coplanar geometry to one O(3) and two equivalent O(4) atoms. The Se(2)-O(3) bond length is 1.77 Å. Both Se(2)-O(4) bond lengths are 1.74 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to two equivalent Co(1) and one O(7) atom. The O(1)-O(7) bond length is 1.34 Å. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one K(1) and one O(8) atom. The O(2)-O(8) bond length is 1.34 Å. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one K(1), two equivalent Co(1), and one Se(2) atom. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one K(1), one Co(1), and one Se(2) atom. In the fifth O site, O(5) is bonded in an L-shaped geometry to one Co(1) and one Se(1) atom. In the sixth O site, O(6) is bonded in a distorted see-saw-like geometry to one K(1), two equivalent Co(1), and one Se(1) atom. In the seventh O site, O(7) is bonded in a bent 150 degrees geometry to one K(1) and one O(1) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one K(1), one H(2), and one O(2) atom.