Na3Cd4P5H9O22Cl3HPO2 crystallizes in the triclinic P1 space group. The structure consists of one phosphonous acid molecule inside a Na3Cd4P5H9O22Cl3 framework. In the Na3Cd4P5H9O22Cl3 framework, there are three inequivalent Na sites. In the first Na site, Na(1) is bonded in a 5-coordinate geometry to one O(1), one O(13), one O(18), one O(3), and one O(7) atom. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(4), one O(5), one Cl(1), and one Cl(3) atom. In the third Na site, Na(3) is bonded in a 5-coordinate geometry to one O(13), one O(2), one O(20), one O(8), and one Cl(3) atom. There are four inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 6-coordinate geometry to one O(16), one O(23), one O(24), one O(6), one Cl(2), and one Cl(3) atom. In the second Cd site, Cd(2) is bonded in a distorted T-shaped geometry to one O(1), one O(12), and one O(20) atom. In the third Cd site, Cd(3) is bonded in a trigonal pyramidal geometry to one O(12), one O(15), one O(19), and one Cl(3) atom. In the fourth Cd site, Cd(4) is bonded in a 7-coordinate geometry to one O(10), one O(13), one O(21), one O(22), one O(6), one O(8), and one Cl(2) atom. There are five inequivalent P sites. In the first P site, P(1) is bonded in a trigonal planar geometry to one O(19), one O(24), and one O(4) atom. In the second P site, P(2) is bonded in a 2-coordinate geometry to one H(3), one O(3), and one O(5) atom. In the third P site, P(3) is bonded in a distorted trigonal bipyramidal geometry to one O(10), one O(11), one O(13), one O(18), and one O(9) atom. In the fourth P site, P(4) is bonded in a trigonal non-coplanar geometry to one O(15), one O(16), and one O(6) atom. In the fifth P site, P(6) is bonded in a tetrahedral geometry to one O(2), one O(21), one O(22), and one O(7) atom. There are nine inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(12) atom. In the second H site, H(2) is bonded in a linear geometry to one O(21) and one O(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one P(2) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(20) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(10) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(23) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(22) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one O(23) atom. There are twenty-two inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Na(1), one Na(2), one Cd(2), and one O(7) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Na(3) and one P(6) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Na(1) and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Na(2), one P(1), and one H(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Na(2) and one P(2) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one Cd(1), one Cd(4), and one P(4) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Na(1), one P(6), and one O(1) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Na(3), one Cd(4), and one Cl(1) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one P(3) and one H(7) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Cd(4), one P(3), and one H(5) atom. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one Na(2), one P(3), and one O(18) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one Cd(2), one Cd(3), and one H(1) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Na(1), one Na(3), one Cd(4), and one P(3) atom. In the fourteenth O site, O(15) is bonded in a distorted bent 150 degrees geometry to one Cd(3) and one P(4) atom. In the fifteenth O site, O(16) is bonded in a 1-coordinate geometry to one Cd(1) and one P(4) atom. In the sixteenth O site, O(18) is bonded in a 3-coordinate geometry to one Na(1), one P(3), and one O(11) atom. In the seventeenth O site, O(19) is bonded in a bent 120 degrees geometry to one Cd(3) and one P(1) atom. In the eighteenth O site, O(20) is bonded in a distorted single-bond geometry to one Na(3), one Cd(2), and one H(4) atom. In the nineteenth O site, O(21) is bonded in a distorted water-like geometry to one Cd(4), one P(6), and one H(2) atom. In the twentieth O site, O(22) is bonded in a distorted bent 120 degrees geometry to one Cd(4), one P(6), and one H(8) atom. In the twenty-first O site, O(23) is bonded in a distorted water-like geometry to one Cd(1), one H(10), and one H(6) atom. In the twenty-second O site, O(24) is bonded in a distorted linear geometry to one Cd(1) and one P(1) atom. There are three inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a distorted single-bond geometry to one Na(2) and one O(8) atom. In the second Cl site, Cl(2) is bonded in an L-shaped geometry to one Cd(1) and one Cd(4) atom. In the third Cl site, Cl(3) is bonded in a trigonal pyramidal geometry to one Na(2), one Na(3), one Cd(1), and one Cd(3) atom.
Na3Cd4P5H9O22Cl3HPO2 crystallizes in the triclinic P1 space group. The structure consists of one phosphonous acid molecule inside a Na3Cd4P5H9O22Cl3 framework. In the Na3Cd4P5H9O22Cl3 framework, there are three inequivalent Na sites. In the first Na site, Na(1) is bonded in a 5-coordinate geometry to one O(1), one O(13), one O(18), one O(3), and one O(7) atom. The Na(1)-O(1) bond length is 2.61 Å. The Na(1)-O(13) bond length is 2.72 Å. The Na(1)-O(18) bond length is 2.40 Å. The Na(1)-O(3) bond length is 2.28 Å. The Na(1)-O(7) bond length is 2.40 Å. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(4), one O(5), one Cl(1), and one Cl(3) atom. The Na(2)-O(1) bond length is 2.47 Å. The Na(2)-O(11) bond length is 2.37 Å. The Na(2)-O(4) bond length is 2.47 Å. The Na(2)-O(5) bond length is 2.36 Å. The Na(2)-Cl(1) bond length is 3.08 Å. The Na(2)-Cl(3) bond length is 2.93 Å. In the third Na site, Na(3) is bonded in a 5-coordinate geometry to one O(13), one O(2), one O(20), one O(8), and one Cl(3) atom. The Na(3)-O(13) bond length is 2.58 Å. The Na(3)-O(2) bond length is 2.64 Å. The Na(3)-O(20) bond length is 2.32 Å. The Na(3)-O(8) bond length is 2.36 Å. The Na(3)-Cl(3) bond length is 2.93 Å. There are four inequivalent Cd sites. In the first Cd site, Cd(1) is bonded in a 6-coordinate geometry to one O(16), one O(23), one O(24), one O(6), one Cl(2), and one Cl(3) atom. The Cd(1)-O(16) bond length is 2.36 Å. The Cd(1)-O(23) bond length is 2.33 Å. The Cd(1)-O(24) bond length is 2.26 Å. The Cd(1)-O(6) bond length is 2.44 Å. The Cd(1)-Cl(2) bond length is 2.65 Å. The Cd(1)-Cl(3) bond length is 2.62 Å. In the second Cd site, Cd(2) is bonded in a distorted T-shaped geometry to one O(1), one O(12), and one O(20) atom. The Cd(2)-O(1) bond length is 2.27 Å. The Cd(2)-O(12) bond length is 2.14 Å. The Cd(2)-O(20) bond length is 2.08 Å. In the third Cd site, Cd(3) is bonded in a trigonal pyramidal geometry to one O(12), one O(15), one O(19), and one Cl(3) atom. The Cd(3)-O(12) bond length is 2.20 Å. The Cd(3)-O(15) bond length is 2.19 Å. The Cd(3)-O(19) bond length is 2.27 Å. The Cd(3)-Cl(3) bond length is 2.55 Å. In the fourth Cd site, Cd(4) is bonded in a 7-coordinate geometry to one O(10), one O(13), one O(21), one O(22), one O(6), one O(8), and one Cl(2) atom. The Cd(4)-O(10) bond length is 2.59 Å. The Cd(4)-O(13) bond length is 2.27 Å. The Cd(4)-O(21) bond length is 2.75 Å. The Cd(4)-O(22) bond length is 2.74 Å. The Cd(4)-O(6) bond length is 2.62 Å. The Cd(4)-O(8) bond length is 2.29 Å. The Cd(4)-Cl(2) bond length is 2.53 Å. There are five inequivalent P sites. In the first P site, P(1) is bonded in a trigonal planar geometry to one O(19), one O(24), and one O(4) atom. The P(1)-O(19) bond length is 1.52 Å. The P(1)-O(24) bond length is 1.50 Å. The P(1)-O(4) bond length is 1.52 Å. In the second P site, P(2) is bonded in a 2-coordinate geometry to one H(3), one O(3), and one O(5) atom. The P(2)-H(3) bond length is 1.42 Å. The P(2)-O(3) bond length is 1.49 Å. The P(2)-O(5) bond length is 1.50 Å. In the third P site, P(3) is bonded in a distorted trigonal bipyramidal geometry to one O(10), one O(11), one O(13), one O(18), and one O(9) atom. The P(3)-O(10) bond length is 1.68 Å. The P(3)-O(11) bond length is 1.74 Å. The P(3)-O(13) bond length is 1.54 Å. The P(3)-O(18) bond length is 1.63 Å. The P(3)-O(9) bond length is 1.59 Å. In the fourth P site, P(4) is bonded in a trigonal non-coplanar geometry to one O(15), one O(16), and one O(6) atom. The P(4)-O(15) bond length is 1.54 Å. The P(4)-O(16) bond length is 1.55 Å. The P(4)-O(6) bond length is 1.55 Å. In the fifth P site, P(6) is bonded in a tetrahedral geometry to one O(2), one O(21), one O(22), and one O(7) atom. The P(6)-O(2) bond length is 1.48 Å. The P(6)-O(21) bond length is 1.57 Å. The P(6)-O(22) bond length is 1.61 Å. The P(6)-O(7) bond length is 1.62 Å. There are nine inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(12) atom. The H(1)-O(12) bond length is 0.98 Å. In the second H site, H(2) is bonded in a linear geometry to one O(21) and one O(4) atom. The H(2)-O(21) bond length is 1.04 Å. The H(2)-O(4) bond length is 1.44 Å. In the third H site, H(3) is bonded in a single-bond geometry to one P(2) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(20) atom. The H(4)-O(20) bond length is 0.97 Å. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(10) atom. The H(5)-O(10) bond length is 1.01 Å. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(23) atom. The H(6)-O(23) bond length is 0.98 Å. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(9) atom. The H(7)-O(9) bond length is 1.01 Å. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(22) atom. The H(8)-O(22) bond length is 0.98 Å. In the ninth H site, H(10) is bonded in a single-bond geometry to one O(23) atom. The H(10)-O(23) bond length is 0.99 Å. There are twenty-two inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Na(1), one Na(2), one Cd(2), and one O(7) atom. The O(1)-O(7) bond length is 1.50 Å. In the second O site, O(2) is bonded in a distorted single-bond geometry to one Na(3) and one P(6) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Na(1) and one P(2) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Na(2), one P(1), and one H(2) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Na(2) and one P(2) atom. In the sixth O site, O(6) is bonded in a distorted T-shaped geometry to one Cd(1), one Cd(4), and one P(4) atom. In the seventh O site, O(7) is bonded in a distorted single-bond geometry to one Na(1), one P(6), and one O(1) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Na(3), one Cd(4), and one Cl(1) atom. The O(8)-Cl(1) bond length is 1.63 Å. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one P(3) and one H(7) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Cd(4), one P(3), and one H(5) atom. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one Na(2), one P(3), and one O(18) atom. The O(11)-O(18) bond length is 1.56 Å. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to one Cd(2), one Cd(3), and one H(1) atom. In the thirteenth O site, O(13) is bonded in a 4-coordinate geometry to one Na(1), one Na(3), one Cd(4), and one P(3) atom. In the fourteenth O site, O(15) is bonded in a distorted bent 150 degrees geometry to one Cd(3) and one P(4) atom. In the fifteenth O site, O(16) is bonded in a 1-coordinate geometry to one Cd(1) and one P(4) atom. In the sixteenth O site, O(18) is bonded in a 3-coordinate geometry to one Na(1), one P(3), and one O(11) atom. In the seventeenth O site, O(19) is bonded in a bent 120 degrees geometry to one Cd(3) and one P(1) atom. In the eighteenth O site, O(20) is bonded in a distorted single-bond geometry to one Na(3), one Cd(2), and one H(4) atom. In the nineteenth O site, O(21) is bonded in a distorted water-like geometry to one Cd(4), one P(6), and one H(2) atom. In the twentieth O site, O(22) is bonded in a distorted bent 120 degrees geometry to one Cd(4), one P(6), and one H(8) atom. In the twenty-first O site, O(23) is bonded in a distorted water-like geometry to one Cd(1), one H(10), and one H(6) atom. In the twenty-second O site, O(24) is bonded in a distorted linear geometry to one Cd(1) and one P(1) atom. There are three inequivalent Cl sites. In the first Cl site, Cl(1) is bonded in a distorted single-bond geometry to one Na(2) and one O(8) atom. In the second Cl site, Cl(2) is bonded in an L-shaped geometry to one Cd(1) and one Cd(4) atom. In the third Cl site, Cl(3) is bonded in a trigonal pyramidal geometry to one Na(2), one Na(3), one Cd(1), and one Cd(3) atom.