The compound described by PH4I is Silicon tetrafluoride-derived structured and crystallizes in the tetragonal P4/nmm space group. The structure is zero-dimensional and consists of two hydriodic acid atoms and two phosphonium molecules. is represented by the Crystallographic Information File (CIF) [CIF]
data_PH4I
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.653
_cell_length_b   6.359
_cell_length_c   6.359
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   188.141
_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
  P  P0  1  0.000  0.250  0.750  1.0
  P  P1  1  0.000  0.750  0.250  1.0
  H  H2  1  0.177  0.429  0.750  1.0
  H  H3  1  0.177  0.750  0.429  1.0
  H  H4  1  0.177  0.750  0.071  1.0
  H  H5  1  0.177  0.071  0.750  1.0
  H  H6  1  0.823  0.929  0.250  1.0
  H  H7  1  0.823  0.571  0.250  1.0
  H  H8  1  0.823  0.250  0.929  1.0
  H  H9  1  0.823  0.250  0.571  1.0
  I  I10  1  0.393  0.250  0.250  1.0
  I  I11  1  0.607  0.750  0.750  1.0
[/CIF]
.
The compound described by PH4I is Silicon tetrafluoride-derived structured and crystallizes in the tetragonal P4/nmm space group. The structure is zero-dimensional and consists of two hydriodic acid atoms and two phosphonium molecules. is represented by the Crystallographic Information File (CIF) [CIF]
data_PH4I
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.653
_cell_length_b   6.359
_cell_length_c   6.359
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   188.141
_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
  P  P0  1  0.000  0.250  0.750  1.0
  P  P1  1  0.000  0.750  0.250  1.0
  H  H2  1  0.177  0.429  0.750  1.0
  H  H3  1  0.177  0.750  0.429  1.0
  H  H4  1  0.177  0.750  0.071  1.0
  H  H5  1  0.177  0.071  0.750  1.0
  H  H6  1  0.823  0.929  0.250  1.0
  H  H7  1  0.823  0.571  0.250  1.0
  H  H8  1  0.823  0.250  0.929  1.0
  H  H9  1  0.823  0.250  0.571  1.0
  I  I10  1  0.393  0.250  0.250  1.0
  I  I11  1  0.607  0.750  0.750  1.0
[/CIF]
.