The compound described by KTe2F9 crystallizes in the triclinic P-1 space group. K(1) is bonded in a 10-coordinate geometry to one F(2), one F(4), one F(5), one F(9), two equivalent F(6), two equivalent F(7), and two equivalent F(8) atoms. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded in a square pyramidal geometry to one F(1), one F(2), one F(6), one F(8), and one F(9) atom. In the second Te site, Te(2) is bonded in a 6-coordinate geometry to one F(1), one F(3), one F(4), one F(5), one F(7), and one F(9) atom. There are nine inequivalent F sites. In the first F site, F(1) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(2) atom. In the second F site, F(2) is bonded in a distorted water-like geometry to one K(1) and one Te(1) atom. In the third F site, F(3) is bonded in a single-bond geometry to one Te(2) atom. In the fourth F site, F(4) is bonded in a distorted linear geometry to one K(1) and one Te(2) atom. In the fifth F site, F(5) is bonded in a distorted single-bond geometry to one K(1) and one Te(2) atom. In the sixth F site, F(6) is bonded in a distorted single-bond geometry to two equivalent K(1) and one Te(1) atom. In the seventh F site, F(7) is bonded in a distorted trigonal planar geometry to two equivalent K(1) and one Te(2) atom. In the eighth F site, F(8) is bonded in a 3-coordinate geometry to two equivalent K(1) and one Te(1) atom. In the ninth F site, F(9) is bonded in a 3-coordinate geometry to one K(1), one Te(1), and one Te(2) atom. is represented by the CIF card [CIF]
data_KTe2F9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.681
_cell_length_b   9.247
_cell_length_c   9.340
_cell_angle_alpha   108.818
_cell_angle_beta   95.346
_cell_angle_gamma   96.138
_symmetry_Int_Tables_number   1
_cell_volume   376.948
_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  0.617  0.761  0.543  1.0
  K  K1  1  0.383  0.239  0.457  1.0
  Te  Te2  1  0.644  0.910  0.177  1.0
  Te  Te3  1  0.356  0.090  0.823  1.0
  Te  Te4  1  0.879  0.463  0.192  1.0
  Te  Te5  1  0.121  0.537  0.808  1.0
  F  F6  1  0.302  0.764  0.039  1.0
  F  F7  1  0.698  0.236  0.961  1.0
  F  F8  1  0.565  0.925  0.847  1.0
  F  F9  1  0.435  0.075  0.153  1.0
  F  F10  1  0.773  0.549  0.915  1.0
  F  F11  1  0.227  0.451  0.085  1.0
  F  F12  1  0.139  0.600  0.357  1.0
  F  F13  1  0.861  0.400  0.643  1.0
  F  F14  1  0.012  0.295  0.237  1.0
  F  F15  1  0.988  0.705  0.763  1.0
  F  F16  1  0.626  0.089  0.685  1.0
  F  F17  1  0.374  0.911  0.315  1.0
  F  F18  1  0.353  0.541  0.643  1.0
  F  F19  1  0.647  0.459  0.357  1.0
  F  F20  1  0.144  0.936  0.636  1.0
  F  F21  1  0.856  0.064  0.364  1.0
  F  F22  1  0.256  0.261  0.745  1.0
  F  F23  1  0.744  0.739  0.255  1.0
[/CIF]
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The compound described by KTe2F9 crystallizes in the triclinic P-1 space group. K(1) is bonded in a 10-coordinate geometry to one F(2), one F(4), one F(5), one F(9), two equivalent F(6), two equivalent F(7), and two equivalent F(8) atoms. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded in a square pyramidal geometry to one F(1), one F(2), one F(6), one F(8), and one F(9) atom. In the second Te site, Te(2) is bonded in a 6-coordinate geometry to one F(1), one F(3), one F(4), one F(5), one F(7), and one F(9) atom. There are nine inequivalent F sites. In the first F site, F(1) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(2) atom. In the second F site, F(2) is bonded in a distorted water-like geometry to one K(1) and one Te(1) atom. In the third F site, F(3) is bonded in a single-bond geometry to one Te(2) atom. In the fourth F site, F(4) is bonded in a distorted linear geometry to one K(1) and one Te(2) atom. In the fifth F site, F(5) is bonded in a distorted single-bond geometry to one K(1) and one Te(2) atom. In the sixth F site, F(6) is bonded in a distorted single-bond geometry to two equivalent K(1) and one Te(1) atom. In the seventh F site, F(7) is bonded in a distorted trigonal planar geometry to two equivalent K(1) and one Te(2) atom. In the eighth F site, F(8) is bonded in a 3-coordinate geometry to two equivalent K(1) and one Te(1) atom. In the ninth F site, F(9) is bonded in a 3-coordinate geometry to one K(1), one Te(1), and one Te(2) atom. is represented by the CIF card [CIF]
data_KTe2F9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.681
_cell_length_b   9.247
_cell_length_c   9.340
_cell_angle_alpha   108.818
_cell_angle_beta   95.346
_cell_angle_gamma   96.138
_symmetry_Int_Tables_number   1
_cell_volume   376.948
_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  0.617  0.761  0.543  1.0
  K  K1  1  0.383  0.239  0.457  1.0
  Te  Te2  1  0.644  0.910  0.177  1.0
  Te  Te3  1  0.356  0.090  0.823  1.0
  Te  Te4  1  0.879  0.463  0.192  1.0
  Te  Te5  1  0.121  0.537  0.808  1.0
  F  F6  1  0.302  0.764  0.039  1.0
  F  F7  1  0.698  0.236  0.961  1.0
  F  F8  1  0.565  0.925  0.847  1.0
  F  F9  1  0.435  0.075  0.153  1.0
  F  F10  1  0.773  0.549  0.915  1.0
  F  F11  1  0.227  0.451  0.085  1.0
  F  F12  1  0.139  0.600  0.357  1.0
  F  F13  1  0.861  0.400  0.643  1.0
  F  F14  1  0.012  0.295  0.237  1.0
  F  F15  1  0.988  0.705  0.763  1.0
  F  F16  1  0.626  0.089  0.685  1.0
  F  F17  1  0.374  0.911  0.315  1.0
  F  F18  1  0.353  0.541  0.643  1.0
  F  F19  1  0.647  0.459  0.357  1.0
  F  F20  1  0.144  0.936  0.636  1.0
  F  F21  1  0.856  0.064  0.364  1.0
  F  F22  1  0.256  0.261  0.745  1.0
  F  F23  1  0.744  0.739  0.255  1.0
[/CIF]
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