The crystal structure described by NH4ClO4 is Silicon tetrafluoride-derived structured and crystallizes in the orthorhombic Pna2_1 space group. The structure is zero-dimensional and consists of four ammonium molecules and four hypochlorous acid;trihydrate molecules. is represented by the CIF file [CIF]
data_H4NClO4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.900
_cell_length_b   7.573
_cell_length_c   9.357
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   418.134
_cell_formula_units_Z   4
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
  H  H0  1  0.828  0.073  0.303  1.0
  H  H1  1  0.328  0.927  0.697  1.0
  H  H2  1  0.328  0.573  0.197  1.0
  H  H3  1  0.828  0.427  0.803  1.0
  H  H4  1  0.593  0.126  0.397  1.0
  H  H5  1  0.093  0.874  0.603  1.0
  H  H6  1  0.093  0.626  0.103  1.0
  H  H7  1  0.593  0.374  0.897  1.0
  H  H8  1  0.779  0.283  0.351  1.0
  H  H9  1  0.279  0.717  0.649  1.0
  H  H10  1  0.279  0.783  0.149  1.0
  H  H11  1  0.779  0.217  0.851  1.0
  H  H12  1  0.617  0.190  0.225  1.0
  H  H13  1  0.117  0.810  0.775  1.0
  H  H14  1  0.117  0.690  0.275  1.0
  H  H15  1  0.617  0.310  0.725  1.0
  N  N16  1  0.704  0.167  0.319  1.0
  N  N17  1  0.204  0.833  0.681  1.0
  N  N18  1  0.204  0.667  0.181  1.0
  N  N19  1  0.704  0.333  0.819  1.0
  Cl  Cl20  1  0.201  0.308  0.568  1.0
  Cl  Cl21  1  0.701  0.692  0.432  1.0
  Cl  Cl22  1  0.701  0.808  0.932  1.0
  Cl  Cl23  1  0.201  0.192  0.068  1.0
  O  O24  1  0.401  0.191  0.582  1.0
  O  O25  1  0.901  0.809  0.418  1.0
  O  O26  1  0.901  0.691  0.918  1.0
  O  O27  1  0.401  0.309  0.082  1.0
  O  O28  1  0.205  0.436  0.686  1.0
  O  O29  1  0.705  0.564  0.314  1.0
  O  O30  1  0.705  0.936  0.814  1.0
  O  O31  1  0.205  0.064  0.186  1.0
  O  O32  1  0.996  0.200  0.578  1.0
  O  O33  1  0.496  0.800  0.422  1.0
  O  O34  1  0.496  0.700  0.922  1.0
  O  O35  1  0.996  0.300  0.078  1.0
  O  O36  1  0.209  0.398  0.431  1.0
  O  O37  1  0.709  0.602  0.569  1.0
  O  O38  1  0.709  0.898  0.069  1.0
  O  O39  1  0.209  0.102  0.931  1.0
[/CIF]
.
The crystal structure described by NH4ClO4 is Silicon tetrafluoride-derived structured and crystallizes in the orthorhombic Pna2_1 space group. The structure is zero-dimensional and consists of four ammonium molecules and four hypochlorous acid;trihydrate molecules. is represented by the CIF file [CIF]
data_H4NClO4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.900
_cell_length_b   7.573
_cell_length_c   9.357
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   418.134
_cell_formula_units_Z   4
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
  H  H0  1  0.828  0.073  0.303  1.0
  H  H1  1  0.328  0.927  0.697  1.0
  H  H2  1  0.328  0.573  0.197  1.0
  H  H3  1  0.828  0.427  0.803  1.0
  H  H4  1  0.593  0.126  0.397  1.0
  H  H5  1  0.093  0.874  0.603  1.0
  H  H6  1  0.093  0.626  0.103  1.0
  H  H7  1  0.593  0.374  0.897  1.0
  H  H8  1  0.779  0.283  0.351  1.0
  H  H9  1  0.279  0.717  0.649  1.0
  H  H10  1  0.279  0.783  0.149  1.0
  H  H11  1  0.779  0.217  0.851  1.0
  H  H12  1  0.617  0.190  0.225  1.0
  H  H13  1  0.117  0.810  0.775  1.0
  H  H14  1  0.117  0.690  0.275  1.0
  H  H15  1  0.617  0.310  0.725  1.0
  N  N16  1  0.704  0.167  0.319  1.0
  N  N17  1  0.204  0.833  0.681  1.0
  N  N18  1  0.204  0.667  0.181  1.0
  N  N19  1  0.704  0.333  0.819  1.0
  Cl  Cl20  1  0.201  0.308  0.568  1.0
  Cl  Cl21  1  0.701  0.692  0.432  1.0
  Cl  Cl22  1  0.701  0.808  0.932  1.0
  Cl  Cl23  1  0.201  0.192  0.068  1.0
  O  O24  1  0.401  0.191  0.582  1.0
  O  O25  1  0.901  0.809  0.418  1.0
  O  O26  1  0.901  0.691  0.918  1.0
  O  O27  1  0.401  0.309  0.082  1.0
  O  O28  1  0.205  0.436  0.686  1.0
  O  O29  1  0.705  0.564  0.314  1.0
  O  O30  1  0.705  0.936  0.814  1.0
  O  O31  1  0.205  0.064  0.186  1.0
  O  O32  1  0.996  0.200  0.578  1.0
  O  O33  1  0.496  0.800  0.422  1.0
  O  O34  1  0.496  0.700  0.922  1.0
  O  O35  1  0.996  0.300  0.078  1.0
  O  O36  1  0.209  0.398  0.431  1.0
  O  O37  1  0.709  0.602  0.569  1.0
  O  O38  1  0.709  0.898  0.069  1.0
  O  O39  1  0.209  0.102  0.931  1.0
[/CIF]
.