Na2HTeSO5F3 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 7-coordinate geometry to one O(2), two equivalent O(4), two equivalent O(5), one F(2), and one F(3) atom. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(4), one F(1), one F(2), and one F(3) atom. H(1) is bonded in a distorted linear geometry to one O(1) and one O(3) atom. Te(1) is bonded to one O(1), one O(3), one F(1), one F(2), and one F(3) atom to form distorted TeO2F3 square pyramids that share  a cornercorner with one S(1)O4 tetrahedra. S(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form SO4 tetrahedra that share  a cornercorner with one Te(1)O2F3 square pyramid. There are five inequivalent O sites. In the first O site, O(4) is bonded in a 4-coordinate geometry to one Na(2), two equivalent Na(1), and one S(1) atom. In the second O site, O(5) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one S(1) atom. In the third O site, O(1) is bonded in a 3-coordinate geometry to one Na(2), one H(1), and one Te(1) atom. In the fourth O site, O(2) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one S(1) atom. In the fifth O site, O(3) is bonded in a distorted bent 120 degrees geometry to one H(1), one Te(1), and one S(1) atom. There are three inequivalent F sites. In the first F site, F(1) is bonded in a bent 120 degrees geometry to one Na(2) and one Te(1) atom. In the second F site, F(2) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one Te(1) atom. In the third F site, F(3) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one Te(1) atom.
Na2HTeSO5F3 crystallizes in the monoclinic P2_1/c space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 7-coordinate geometry to one O(2), two equivalent O(4), two equivalent O(5), one F(2), and one F(3) atom. The Na(1)-O(2) bond length is 2.49 Å. There is one shorter (2.42 Å) and one longer (2.74 Å) Na(1)-O(4) bond length. There is one shorter (2.44 Å) and one longer (2.66 Å) Na(1)-O(5) bond length. The Na(1)-F(2) bond length is 2.36 Å. The Na(1)-F(3) bond length is 2.56 Å. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(4), one F(1), one F(2), and one F(3) atom. The Na(2)-O(1) bond length is 2.46 Å. The Na(2)-O(2) bond length is 2.36 Å. The Na(2)-O(4) bond length is 2.37 Å. The Na(2)-F(1) bond length is 2.45 Å. The Na(2)-F(2) bond length is 2.79 Å. The Na(2)-F(3) bond length is 2.48 Å. H(1) is bonded in a distorted linear geometry to one O(1) and one O(3) atom. The H(1)-O(1) bond length is 1.02 Å. The H(1)-O(3) bond length is 1.60 Å. Te(1) is bonded to one O(1), one O(3), one F(1), one F(2), and one F(3) atom to form distorted TeO2F3 square pyramids that share  a cornercorner with one S(1)O4 tetrahedra. The Te(1)-O(1) bond length is 1.92 Å. The Te(1)-O(3) bond length is 2.42 Å. The Te(1)-F(1) bond length is 1.96 Å. The Te(1)-F(2) bond length is 2.00 Å. The Te(1)-F(3) bond length is 2.05 Å. S(1) is bonded to one O(2), one O(3), one O(4), and one O(5) atom to form SO4 tetrahedra that share  a cornercorner with one Te(1)O2F3 square pyramid. The S(1)-O(2) bond length is 1.48 Å. The S(1)-O(3) bond length is 1.55 Å. The S(1)-O(4) bond length is 1.48 Å. The S(1)-O(5) bond length is 1.48 Å. There are five inequivalent O sites. In the first O site, O(4) is bonded in a 4-coordinate geometry to one Na(2), two equivalent Na(1), and one S(1) atom. In the second O site, O(5) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one S(1) atom. In the third O site, O(1) is bonded in a 3-coordinate geometry to one Na(2), one H(1), and one Te(1) atom. In the fourth O site, O(2) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one S(1) atom. In the fifth O site, O(3) is bonded in a distorted bent 120 degrees geometry to one H(1), one Te(1), and one S(1) atom. There are three inequivalent F sites. In the first F site, F(1) is bonded in a bent 120 degrees geometry to one Na(2) and one Te(1) atom. In the second F site, F(2) is bonded in a 3-coordinate geometry to one Na(1), one Na(2), and one Te(1) atom. In the third F site, F(3) is bonded in a distorted T-shaped geometry to one Na(1), one Na(2), and one Te(1) atom.