The compound described by K2CuOI2 crystallizes in the tetragonal P4/mmm space group. K(1) is bonded in a distorted square co-planar geometry to two equivalent O(1) and two equivalent I(1) atoms. Cu(1) is bonded in a square co-planar geometry to four equivalent I(1) atoms. O(1) is bonded in a square co-planar geometry to four equivalent K(1) atoms. I(1) is bonded in a square co-planar geometry to two equivalent K(1) and two equivalent Cu(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_K2CuI2O
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.339
_cell_length_b   5.339
_cell_length_c   6.660
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   189.845
_cell_formula_units_Z   1
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  0.000  0.500  0.500  1.0
  K  K1  1  0.500  0.000  0.500  1.0
  Cu  Cu2  1  0.000  0.000  0.000  1.0
  I  I3  1  0.000  0.500  0.000  1.0
  I  I4  1  0.500  0.000  0.000  1.0
  O  O5  1  0.000  0.000  0.500  1.0
[/CIF]
.
The compound described by K2CuOI2 crystallizes in the tetragonal P4/mmm space group. K(1) is bonded in a distorted square co-planar geometry to two equivalent O(1) and two equivalent I(1) atoms. Cu(1) is bonded in a square co-planar geometry to four equivalent I(1) atoms. O(1) is bonded in a square co-planar geometry to four equivalent K(1) atoms. I(1) is bonded in a square co-planar geometry to two equivalent K(1) and two equivalent Cu(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_K2CuI2O
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.339
_cell_length_b   5.339
_cell_length_c   6.660
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   189.845
_cell_formula_units_Z   1
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  0.000  0.500  0.500  1.0
  K  K1  1  0.500  0.000  0.500  1.0
  Cu  Cu2  1  0.000  0.000  0.000  1.0
  I  I3  1  0.000  0.500  0.000  1.0
  I  I4  1  0.500  0.000  0.000  1.0
  O  O5  1  0.000  0.000  0.500  1.0
[/CIF]
.