The crystal structure described by K2NaH10O10I 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 6-coordinate geometry to one O(2), one O(5), one O(7), one O(8), and two equivalent O(6) atoms. In the second K site, K(2) is bonded in a 2-coordinate geometry to one O(1), one O(4), and one O(6) atom. Na(1) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(2), one O(7), one O(8), and one O(9) atom. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(1) and one O(4) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. In the third H site, H(3) is bonded in a distorted linear geometry to one O(4) and one O(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(7) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(8) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(6) and one O(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(9) atom. In the ninth H site, H(9) is bonded in a distorted single-bond geometry to one O(10) and one O(5) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(10) and one O(5) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one K(2), one Na(1), one H(1), and one I(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one Na(1), one H(2), and one I(1) atom. In the third O site, O(3) is bonded in a 1-coordinate geometry to one I(1) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one K(2), one H(1), one H(3), and one I(1) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one K(1), one H(10), one H(9), and one I(1) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one K(2), two equivalent K(1), one H(7), and one I(1) atom. In the seventh O site, O(7) is bonded in a distorted water-like geometry to one K(1), one Na(1), one H(3), and one H(4) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one K(1), one Na(1), one H(5), and one H(6) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one Na(1), one H(7), and one H(8) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Na(1), one H(10), and one H(9) atom. I(1) is bonded in an octahedral geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. is represented by the CIF file [CIF]
data_K2NaH10IO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.804
_cell_length_b   7.400
_cell_length_c   10.835
_cell_angle_alpha   98.297
_cell_angle_beta   107.425
_cell_angle_gamma   93.112
_symmetry_Int_Tables_number   1
_cell_volume   512.251
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  K  K0  1  0.618  0.345  0.624  1.0
  K  K1  1  0.382  0.655  0.376  1.0
  K  K2  1  0.568  0.310  0.148  1.0
  K  K3  1  0.432  0.690  0.852  1.0
  Na  Na4  1  0.784  0.815  0.236  1.0
  Na  Na5  1  0.216  0.185  0.764  1.0
  H  H6  1  0.148  0.978  0.960  1.0
  H  H7  1  0.852  0.022  0.040  1.0
  H  H8  1  0.805  0.015  0.575  1.0
  H  H9  1  0.195  0.985  0.425  1.0
  H  H10  1  0.659  0.143  0.861  1.0
  H  H11  1  0.341  0.857  0.139  1.0
  H  H12  1  0.678  0.356  0.919  1.0
  H  H13  1  0.322  0.644  0.081  1.0
  H  H14  1  0.889  0.484  0.370  1.0
  H  H15  1  0.111  0.516  0.630  1.0
  H  H16  1  0.864  0.650  0.472  1.0
  H  H17  1  0.136  0.350  0.528  1.0
  H  H18  1  0.580  0.103  0.380  1.0
  H  H19  1  0.420  0.897  0.620  1.0
  H  H20  1  0.819  0.120  0.393  1.0
  H  H21  1  0.181  0.880  0.607  1.0
  H  H22  1  0.929  0.510  0.108  1.0
  H  H23  1  0.071  0.490  0.892  1.0
  H  H24  1  0.850  0.621  0.991  1.0
  H  H25  1  0.150  0.379  0.009  1.0
  I  I26  1  0.861  0.818  0.754  1.0
  I  I27  1  0.139  0.182  0.246  1.0
  O  O28  1  0.147  0.928  0.867  1.0
  O  O29  1  0.853  0.072  0.133  1.0
  O  O30  1  0.859  0.049  0.673  1.0
  O  O31  1  0.141  0.951  0.327  1.0
  O  O32  1  0.001  0.719  0.637  1.0
  O  O33  1  0.999  0.281  0.363  1.0
  O  O34  1  0.759  0.950  0.879  1.0
  O  O35  1  0.241  0.050  0.121  1.0
  O  O36  1  0.874  0.609  0.834  1.0
  O  O37  1  0.126  0.391  0.166  1.0
  O  O38  1  0.597  0.737  0.640  1.0
  O  O39  1  0.403  0.263  0.360  1.0
  O  O40  1  0.580  0.256  0.861  1.0
  O  O41  1  0.420  0.744  0.139  1.0
  O  O42  1  0.810  0.593  0.377  1.0
  O  O43  1  0.190  0.407  0.623  1.0
  O  O44  1  0.708  0.038  0.407  1.0
  O  O45  1  0.292  0.962  0.593  1.0
  O  O46  1  0.811  0.581  0.066  1.0
  O  O47  1  0.189  0.419  0.934  1.0
[/CIF]
.
The crystal structure described by K2NaH10O10I 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 6-coordinate geometry to one O(2), one O(5), one O(7), one O(8), and two equivalent O(6) atoms. In the second K site, K(2) is bonded in a 2-coordinate geometry to one O(1), one O(4), and one O(6) atom. Na(1) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(2), one O(7), one O(8), and one O(9) atom. There are ten inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one O(1) and one O(4) atom. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. In the third H site, H(3) is bonded in a distorted linear geometry to one O(4) and one O(7) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(7) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one O(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one O(8) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one O(6) and one O(9) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one O(9) atom. In the ninth H site, H(9) is bonded in a distorted single-bond geometry to one O(10) and one O(5) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one O(10) and one O(5) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one K(2), one Na(1), one H(1), and one I(1) atom. In the second O site, O(2) is bonded in a distorted single-bond geometry to one K(1), one Na(1), one H(2), and one I(1) atom. In the third O site, O(3) is bonded in a 1-coordinate geometry to one I(1) atom. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one K(2), one H(1), one H(3), and one I(1) atom. In the fifth O site, O(5) is bonded in a 4-coordinate geometry to one K(1), one H(10), one H(9), and one I(1) atom. In the sixth O site, O(6) is bonded in a 5-coordinate geometry to one K(2), two equivalent K(1), one H(7), and one I(1) atom. In the seventh O site, O(7) is bonded in a distorted water-like geometry to one K(1), one Na(1), one H(3), and one H(4) atom. In the eighth O site, O(8) is bonded in a distorted water-like geometry to one K(1), one Na(1), one H(5), and one H(6) atom. In the ninth O site, O(9) is bonded in a water-like geometry to one Na(1), one H(7), and one H(8) atom. In the tenth O site, O(10) is bonded in a distorted water-like geometry to one Na(1), one H(10), and one H(9) atom. I(1) is bonded in an octahedral geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. is represented by the CIF file [CIF]
data_K2NaH10IO10
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.804
_cell_length_b   7.400
_cell_length_c   10.835
_cell_angle_alpha   98.297
_cell_angle_beta   107.425
_cell_angle_gamma   93.112
_symmetry_Int_Tables_number   1
_cell_volume   512.251
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  K  K0  1  0.618  0.345  0.624  1.0
  K  K1  1  0.382  0.655  0.376  1.0
  K  K2  1  0.568  0.310  0.148  1.0
  K  K3  1  0.432  0.690  0.852  1.0
  Na  Na4  1  0.784  0.815  0.236  1.0
  Na  Na5  1  0.216  0.185  0.764  1.0
  H  H6  1  0.148  0.978  0.960  1.0
  H  H7  1  0.852  0.022  0.040  1.0
  H  H8  1  0.805  0.015  0.575  1.0
  H  H9  1  0.195  0.985  0.425  1.0
  H  H10  1  0.659  0.143  0.861  1.0
  H  H11  1  0.341  0.857  0.139  1.0
  H  H12  1  0.678  0.356  0.919  1.0
  H  H13  1  0.322  0.644  0.081  1.0
  H  H14  1  0.889  0.484  0.370  1.0
  H  H15  1  0.111  0.516  0.630  1.0
  H  H16  1  0.864  0.650  0.472  1.0
  H  H17  1  0.136  0.350  0.528  1.0
  H  H18  1  0.580  0.103  0.380  1.0
  H  H19  1  0.420  0.897  0.620  1.0
  H  H20  1  0.819  0.120  0.393  1.0
  H  H21  1  0.181  0.880  0.607  1.0
  H  H22  1  0.929  0.510  0.108  1.0
  H  H23  1  0.071  0.490  0.892  1.0
  H  H24  1  0.850  0.621  0.991  1.0
  H  H25  1  0.150  0.379  0.009  1.0
  I  I26  1  0.861  0.818  0.754  1.0
  I  I27  1  0.139  0.182  0.246  1.0
  O  O28  1  0.147  0.928  0.867  1.0
  O  O29  1  0.853  0.072  0.133  1.0
  O  O30  1  0.859  0.049  0.673  1.0
  O  O31  1  0.141  0.951  0.327  1.0
  O  O32  1  0.001  0.719  0.637  1.0
  O  O33  1  0.999  0.281  0.363  1.0
  O  O34  1  0.759  0.950  0.879  1.0
  O  O35  1  0.241  0.050  0.121  1.0
  O  O36  1  0.874  0.609  0.834  1.0
  O  O37  1  0.126  0.391  0.166  1.0
  O  O38  1  0.597  0.737  0.640  1.0
  O  O39  1  0.403  0.263  0.360  1.0
  O  O40  1  0.580  0.256  0.861  1.0
  O  O41  1  0.420  0.744  0.139  1.0
  O  O42  1  0.810  0.593  0.377  1.0
  O  O43  1  0.190  0.407  0.623  1.0
  O  O44  1  0.708  0.038  0.407  1.0
  O  O45  1  0.292  0.962  0.593  1.0
  O  O46  1  0.811  0.581  0.066  1.0
  O  O47  1  0.189  0.419  0.934  1.0
[/CIF]
.