K2MnP2H2(O4F)2 crystallizes in the triclinic P-1 space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to one H(1), one O(1), one O(3), one O(5), one O(6), one O(7), one F(1), and one F(2) atom. In the second K site, K(2) is bonded in a 5-coordinate geometry to one O(4), one O(7), one O(8), one F(1), and one F(2) atom. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(6), two equivalent O(8), and two equivalent F(2) atoms to form MnO4F2 octahedra that share corners with four equivalent P(2)O4 tetrahedra. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent F(1) atoms to form MnO4F2 octahedra that share corners with four equivalent P(1)O4 tetrahedra. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form PO4 tetrahedra that share corners with two equivalent Mn(2)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 48-49°. In the second P site, P(2) is bonded to one O(5), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Mn(1)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 47-51°. 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(5) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(4) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one Mn(2), and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Mn(2) and one P(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one K(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one K(2), one P(1), and one H(2) atom. In the fifth O site, O(5) is bonded in a distorted water-like geometry to one K(1), one P(2), and one H(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one K(1), one Mn(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one P(2) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one K(2), one Mn(1), and one P(2) atom. There are two inequivalent F sites. In the first F site, F(2) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one Mn(1) atom. In the second F site, F(1) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one Mn(2) atom.
K2MnP2H2(O4F)2 crystallizes in the triclinic P-1 space group. There are two inequivalent K sites. In the first K site, K(1) is bonded in a 8-coordinate geometry to one H(1), one O(1), one O(3), one O(5), one O(6), one O(7), one F(1), and one F(2) atom. The K(1)-H(1) bond length is 2.92 Å. The K(1)-O(1) bond length is 2.80 Å. The K(1)-O(3) bond length is 2.69 Å. The K(1)-O(5) bond length is 3.12 Å. The K(1)-O(6) bond length is 3.24 Å. The K(1)-O(7) bond length is 3.34 Å. The K(1)-F(1) bond length is 3.06 Å. The K(1)-F(2) bond length is 2.80 Å. In the second K site, K(2) is bonded in a 5-coordinate geometry to one O(4), one O(7), one O(8), one F(1), and one F(2) atom. The K(2)-O(4) bond length is 3.14 Å. The K(2)-O(7) bond length is 2.67 Å. The K(2)-O(8) bond length is 2.78 Å. The K(2)-F(1) bond length is 2.79 Å. The K(2)-F(2) bond length is 2.97 Å. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to two equivalent O(6), two equivalent O(8), and two equivalent F(2) atoms to form MnO4F2 octahedra that share corners with four equivalent P(2)O4 tetrahedra. Both Mn(1)-O(6) bond lengths are 1.94 Å. Both Mn(1)-O(8) bond lengths are 1.95 Å. Both Mn(1)-F(2) bond lengths are 1.84 Å. In the second Mn site, Mn(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent F(1) atoms to form MnO4F2 octahedra that share corners with four equivalent P(1)O4 tetrahedra. Both Mn(2)-O(1) bond lengths are 1.95 Å. Both Mn(2)-O(2) bond lengths are 1.95 Å. Both Mn(2)-F(1) bond lengths are 1.85 Å. There are two inequivalent P sites. In the first P site, P(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form PO4 tetrahedra that share corners with two equivalent Mn(2)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 48-49°. The P(1)-O(1) bond length is 1.55 Å. The P(1)-O(2) bond length is 1.56 Å. The P(1)-O(3) bond length is 1.50 Å. The P(1)-O(4) bond length is 1.64 Å. In the second P site, P(2) is bonded to one O(5), one O(6), one O(7), and one O(8) atom to form PO4 tetrahedra that share corners with two equivalent Mn(1)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 47-51°. The P(2)-O(5) bond length is 1.64 Å. The P(2)-O(6) bond length is 1.56 Å. The P(2)-O(7) bond length is 1.50 Å. The P(2)-O(8) bond length is 1.55 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(5) atom. The H(1)-O(5) bond length is 0.98 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(4) atom. The H(2)-O(4) bond length is 0.98 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one Mn(2), and one P(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Mn(2) and one P(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one K(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a distorted water-like geometry to one K(2), one P(1), and one H(2) atom. In the fifth O site, O(5) is bonded in a distorted water-like geometry to one K(1), one P(2), and one H(1) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one K(1), one Mn(1), and one P(2) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one P(2) atom. In the eighth O site, O(8) is bonded in a 3-coordinate geometry to one K(2), one Mn(1), and one P(2) atom. There are two inequivalent F sites. In the first F site, F(2) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one Mn(1) atom. In the second F site, F(1) is bonded in a distorted single-bond geometry to one K(1), one K(2), and one Mn(2) atom.