H2Pt(OH)6 crystallizes in the triclinic P1 space group. There are two inequivalent Pt sites. In the first Pt site, Pt(1) is bonded in an octahedral geometry to one O(1), one O(10), one O(12), one O(3), one O(6), and one O(8) atom. In the second Pt site, Pt(2) is bonded in an octahedral geometry to one O(11), one O(2), one O(4), one O(5), one O(7), and one O(9) atom. There are sixteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) atom. In the second H site, H(2) is bonded in a linear geometry to one O(2) and one O(6) atom. In the third H site, H(3) is bonded in a single-bond geometry to one O(2) atom. In the fourth H site, H(4) is bonded in a linear geometry to one O(3) and one O(7) atom. In the fifth H site, H(5) is bonded in a distorted single-bond geometry to one O(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(4) atom. In the seventh H site, H(7) is bonded in a distorted linear geometry to one O(4) and one O(6) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(5) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(6) atom. In the tenth H site, H(10) is bonded in a distorted single-bond geometry to one O(7) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(8) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(8) atom. In the thirteenth H site, H(13) is bonded in a distorted linear geometry to one O(10) and one O(9) atom. In the fourteenth H site, H(14) is bonded in a distorted single-bond geometry to one O(10) atom. In the fifteenth H site, H(15) is bonded in a distorted linear geometry to one O(11) and one O(9) atom. In the sixteenth H site, H(16) is bonded in a linear geometry to one O(11) and one O(12) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Pt(1) and one H(1) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Pt(2), one H(2), and one H(3) atom. In the third O site, O(3) is bonded in a distorted water-like geometry to one Pt(1), one H(4), and one H(5) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Pt(2), one H(6), and one H(7) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Pt(2) and one H(8) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Pt(1), one H(2), one H(7), and one H(9) atom. In the seventh O site, O(7) is bonded in a 2-coordinate geometry to one Pt(2), one H(10), and one H(4) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one Pt(1), one H(11), and one H(12) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Pt(2), one H(13), and one H(15) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Pt(1), one H(13), and one H(14) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Pt(2), one H(15), and one H(16) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Pt(1) and one H(16) atom.
H2Pt(OH)6 crystallizes in the triclinic P1 space group. There are two inequivalent Pt sites. In the first Pt site, Pt(1) is bonded in an octahedral geometry to one O(1), one O(10), one O(12), one O(3), one O(6), and one O(8) atom. The Pt(1)-O(1) bond length is 2.01 Å. The Pt(1)-O(10) bond length is 2.04 Å. The Pt(1)-O(12) bond length is 2.03 Å. The Pt(1)-O(3) bond length is 2.08 Å. The Pt(1)-O(6) bond length is 2.02 Å. The Pt(1)-O(8) bond length is 2.08 Å. In the second Pt site, Pt(2) is bonded in an octahedral geometry to one O(11), one O(2), one O(4), one O(5), one O(7), and one O(9) atom. The Pt(2)-O(11) bond length is 2.02 Å. The Pt(2)-O(2) bond length is 2.05 Å. The Pt(2)-O(4) bond length is 2.05 Å. The Pt(2)-O(5) bond length is 2.04 Å. The Pt(2)-O(7) bond length is 2.03 Å. The Pt(2)-O(9) bond length is 2.02 Å. There are sixteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) atom. The H(1)-O(1) bond length is 1.00 Å. In the second H site, H(2) is bonded in a linear geometry to one O(2) and one O(6) atom. The H(2)-O(2) bond length is 1.06 Å. The H(2)-O(6) bond length is 1.54 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(2) atom. The H(3)-O(2) bond length is 1.01 Å. In the fourth H site, H(4) is bonded in a linear geometry to one O(3) and one O(7) atom. The H(4)-O(3) bond length is 1.09 Å. The H(4)-O(7) bond length is 1.42 Å. In the fifth H site, H(5) is bonded in a distorted single-bond geometry to one O(3) atom. The H(5)-O(3) bond length is 1.03 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(4) atom. The H(6)-O(4) bond length is 1.00 Å. In the seventh H site, H(7) is bonded in a distorted linear geometry to one O(4) and one O(6) atom. The H(7)-O(4) bond length is 1.06 Å. The H(7)-O(6) bond length is 1.53 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(5) atom. The H(8)-O(5) bond length is 1.00 Å. In the ninth H site, H(9) is bonded in a single-bond geometry to one O(6) atom. The H(9)-O(6) bond length is 0.99 Å. In the tenth H site, H(10) is bonded in a distorted single-bond geometry to one O(7) atom. The H(10)-O(7) bond length is 1.01 Å. In the eleventh H site, H(11) is bonded in a single-bond geometry to one O(8) atom. The H(11)-O(8) bond length is 1.01 Å. In the twelfth H site, H(12) is bonded in a single-bond geometry to one O(8) atom. The H(12)-O(8) bond length is 1.00 Å. In the thirteenth H site, H(13) is bonded in a distorted linear geometry to one O(10) and one O(9) atom. The H(13)-O(10) bond length is 1.63 Å. The H(13)-O(9) bond length is 1.01 Å. In the fourteenth H site, H(14) is bonded in a distorted single-bond geometry to one O(10) atom. The H(14)-O(10) bond length is 1.02 Å. In the fifteenth H site, H(15) is bonded in a distorted linear geometry to one O(11) and one O(9) atom. The H(15)-O(11) bond length is 1.02 Å. The H(15)-O(9) bond length is 1.61 Å. In the sixteenth H site, H(16) is bonded in a linear geometry to one O(11) and one O(12) atom. The H(16)-O(11) bond length is 1.54 Å. The H(16)-O(12) bond length is 1.03 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Pt(1) and one H(1) atom. In the second O site, O(2) is bonded in a distorted water-like geometry to one Pt(2), one H(2), and one H(3) atom. In the third O site, O(3) is bonded in a distorted water-like geometry to one Pt(1), one H(4), and one H(5) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one Pt(2), one H(6), and one H(7) atom. In the fifth O site, O(5) is bonded in a distorted single-bond geometry to one Pt(2) and one H(8) atom. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Pt(1), one H(2), one H(7), and one H(9) atom. In the seventh O site, O(7) is bonded in a 2-coordinate geometry to one Pt(2), one H(10), and one H(4) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one Pt(1), one H(11), and one H(12) atom. In the ninth O site, O(9) is bonded in a distorted trigonal non-coplanar geometry to one Pt(2), one H(13), and one H(15) atom. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one Pt(1), one H(13), and one H(14) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal non-coplanar geometry to one Pt(2), one H(15), and one H(16) atom. In the twelfth O site, O(12) is bonded in a distorted single-bond geometry to one Pt(1) and one H(16) atom.