The structure described by Np3OF12 crystallizes in the monoclinic Cm space group. There are four inequivalent Np sites. In the first Np site, Np(1) is bonded in a 8-coordinate geometry to one O(2), one F(11), two equivalent F(10), two equivalent F(3), and two equivalent F(7) atoms. In the second Np site, Np(2) is bonded in a 8-coordinate geometry to one O(1), one F(11), two equivalent F(2), two equivalent F(8), and two equivalent F(9) atoms. In the third Np site, Np(3) is bonded in a 9-coordinate geometry to one F(1), one F(10), one F(12), one F(14), one F(2), one F(4), one F(5), one F(6), and one F(8) atom. In the fourth Np site, Np(4) is bonded in a 8-coordinate geometry to one F(1), one F(13), one F(3), one F(4), one F(5), one F(6), one F(7), and one F(9) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Np(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Np(1) atom. There are fourteen inequivalent F sites. In the first F site, F(1) is bonded in a bent 120 degrees geometry to one Np(3) and one Np(4) atom. In the second F site, F(2) is bonded in a bent 150 degrees geometry to one Np(2) and one Np(3) atom. In the third F site, F(3) is bonded in a linear geometry to one Np(1) and one Np(4) atom. In the fourth F site, F(4) is bonded in a linear geometry to one Np(3) and one Np(4) atom. In the fifth F site, F(5) is bonded in a bent 150 degrees geometry to one Np(3) and one Np(4) atom. In the sixth F site, F(6) is bonded in a bent 120 degrees geometry to one Np(3) and one Np(4) atom. In the seventh F site, F(7) is bonded in a bent 150 degrees geometry to one Np(1) and one Np(4) atom. In the eighth F site, F(8) is bonded in a linear geometry to one Np(2) and one Np(3) atom. In the ninth F site, F(9) is bonded in a bent 150 degrees geometry to one Np(2) and one Np(4) atom. In the tenth F site, F(10) is bonded in a bent 150 degrees geometry to one Np(1) and one Np(3) atom. In the eleventh F site, F(11) is bonded in a linear geometry to one Np(1) and one Np(2) atom. In the twelfth F site, F(12) is bonded in a bent 120 degrees geometry to two equivalent Np(3) atoms. In the thirteenth F site, F(13) is bonded in a bent 150 degrees geometry to two equivalent Np(4) atoms. In the fourteenth F site, F(14) is bonded in a water-like geometry to two equivalent Np(3) atoms. is represented by the CIF card [CIF]
data_Np3OF12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.460
_cell_length_b   8.460
_cell_length_c   8.493
_cell_angle_alpha   64.202
_cell_angle_beta   64.202
_cell_angle_gamma   90.544
_symmetry_Int_Tables_number   1
_cell_volume   477.724
_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
  Np  Np0  1  0.833  0.833  0.335  1.0
  Np  Np1  1  0.182  0.182  0.659  1.0
  Np  Np2  1  0.279  0.615  0.788  1.0
  Np  Np3  1  0.615  0.279  0.788  1.0
  Np  Np4  1  0.767  0.402  0.177  1.0
  Np  Np5  1  0.402  0.767  0.177  1.0
  O  O6  1  0.122  0.122  0.511  1.0
  O  O7  1  0.914  0.914  0.457  1.0
  F  F8  1  0.414  0.057  0.112  1.0
  F  F9  1  0.057  0.414  0.112  1.0
  F  F10  1  0.365  0.148  0.787  1.0
  F  F11  1  0.148  0.365  0.787  1.0
  F  F12  1  0.128  0.789  0.239  1.0
  F  F13  1  0.789  0.128  0.239  1.0
  F  F14  1  0.340  0.681  0.994  1.0
  F  F15  1  0.681  0.340  0.994  1.0
  F  F16  1  0.288  0.738  0.491  1.0
  F  F17  1  0.738  0.288  0.491  1.0
  F  F18  1  0.602  0.973  0.865  1.0
  F  F19  1  0.973  0.602  0.865  1.0
  F  F20  1  0.638  0.850  0.222  1.0
  F  F21  1  0.850  0.638  0.222  1.0
  F  F22  1  0.884  0.228  0.744  1.0
  F  F23  1  0.228  0.884  0.744  1.0
  F  F24  1  0.480  0.260  0.396  1.0
  F  F25  1  0.260  0.480  0.396  1.0
  F  F26  1  0.556  0.795  0.596  1.0
  F  F27  1  0.795  0.556  0.596  1.0
  F  F28  1  0.003  0.003  0.998  1.0
  F  F29  1  0.402  0.402  0.938  1.0
  F  F30  1  0.617  0.617  0.094  1.0
  F  F31  1  0.499  0.499  0.588  1.0
[/CIF]
.
The structure described by Np3OF12 crystallizes in the monoclinic Cm space group. There are four inequivalent Np sites. In the first Np site, Np(1) is bonded in a 8-coordinate geometry to one O(2), one F(11), two equivalent F(10), two equivalent F(3), and two equivalent F(7) atoms. In the second Np site, Np(2) is bonded in a 8-coordinate geometry to one O(1), one F(11), two equivalent F(2), two equivalent F(8), and two equivalent F(9) atoms. In the third Np site, Np(3) is bonded in a 9-coordinate geometry to one F(1), one F(10), one F(12), one F(14), one F(2), one F(4), one F(5), one F(6), and one F(8) atom. In the fourth Np site, Np(4) is bonded in a 8-coordinate geometry to one F(1), one F(13), one F(3), one F(4), one F(5), one F(6), one F(7), and one F(9) atom. There are two inequivalent O sites. In the first O site, O(1) is bonded in a single-bond geometry to one Np(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Np(1) atom. There are fourteen inequivalent F sites. In the first F site, F(1) is bonded in a bent 120 degrees geometry to one Np(3) and one Np(4) atom. In the second F site, F(2) is bonded in a bent 150 degrees geometry to one Np(2) and one Np(3) atom. In the third F site, F(3) is bonded in a linear geometry to one Np(1) and one Np(4) atom. In the fourth F site, F(4) is bonded in a linear geometry to one Np(3) and one Np(4) atom. In the fifth F site, F(5) is bonded in a bent 150 degrees geometry to one Np(3) and one Np(4) atom. In the sixth F site, F(6) is bonded in a bent 120 degrees geometry to one Np(3) and one Np(4) atom. In the seventh F site, F(7) is bonded in a bent 150 degrees geometry to one Np(1) and one Np(4) atom. In the eighth F site, F(8) is bonded in a linear geometry to one Np(2) and one Np(3) atom. In the ninth F site, F(9) is bonded in a bent 150 degrees geometry to one Np(2) and one Np(4) atom. In the tenth F site, F(10) is bonded in a bent 150 degrees geometry to one Np(1) and one Np(3) atom. In the eleventh F site, F(11) is bonded in a linear geometry to one Np(1) and one Np(2) atom. In the twelfth F site, F(12) is bonded in a bent 120 degrees geometry to two equivalent Np(3) atoms. In the thirteenth F site, F(13) is bonded in a bent 150 degrees geometry to two equivalent Np(4) atoms. In the fourteenth F site, F(14) is bonded in a water-like geometry to two equivalent Np(3) atoms. is represented by the CIF card [CIF]
data_Np3OF12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.460
_cell_length_b   8.460
_cell_length_c   8.493
_cell_angle_alpha   64.202
_cell_angle_beta   64.202
_cell_angle_gamma   90.544
_symmetry_Int_Tables_number   1
_cell_volume   477.724
_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
  Np  Np0  1  0.833  0.833  0.335  1.0
  Np  Np1  1  0.182  0.182  0.659  1.0
  Np  Np2  1  0.279  0.615  0.788  1.0
  Np  Np3  1  0.615  0.279  0.788  1.0
  Np  Np4  1  0.767  0.402  0.177  1.0
  Np  Np5  1  0.402  0.767  0.177  1.0
  O  O6  1  0.122  0.122  0.511  1.0
  O  O7  1  0.914  0.914  0.457  1.0
  F  F8  1  0.414  0.057  0.112  1.0
  F  F9  1  0.057  0.414  0.112  1.0
  F  F10  1  0.365  0.148  0.787  1.0
  F  F11  1  0.148  0.365  0.787  1.0
  F  F12  1  0.128  0.789  0.239  1.0
  F  F13  1  0.789  0.128  0.239  1.0
  F  F14  1  0.340  0.681  0.994  1.0
  F  F15  1  0.681  0.340  0.994  1.0
  F  F16  1  0.288  0.738  0.491  1.0
  F  F17  1  0.738  0.288  0.491  1.0
  F  F18  1  0.602  0.973  0.865  1.0
  F  F19  1  0.973  0.602  0.865  1.0
  F  F20  1  0.638  0.850  0.222  1.0
  F  F21  1  0.850  0.638  0.222  1.0
  F  F22  1  0.884  0.228  0.744  1.0
  F  F23  1  0.228  0.884  0.744  1.0
  F  F24  1  0.480  0.260  0.396  1.0
  F  F25  1  0.260  0.480  0.396  1.0
  F  F26  1  0.556  0.795  0.596  1.0
  F  F27  1  0.795  0.556  0.596  1.0
  F  F28  1  0.003  0.003  0.998  1.0
  F  F29  1  0.402  0.402  0.938  1.0
  F  F30  1  0.617  0.617  0.094  1.0
  F  F31  1  0.499  0.499  0.588  1.0
[/CIF]
.