The crystal structure described by RbUCrNO9 crystallizes in the monoclinic P2_1/c space group. Rb(1) is bonded in a 8-coordinate geometry to one O(1), one O(3), one O(4), one O(7), one O(8), one O(9), and two equivalent O(2) atoms. U(1) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(6), and one O(8) atom. Cr(1) is bonded in a tetrahedral geometry to one O(1), one O(5), one O(6), and one O(7) atom. N(1) is bonded in a trigonal planar geometry to one O(4), one O(8), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(5) is bonded in a distorted bent 150 degrees geometry to one U(1) and one Cr(1) atom. In the second O site, O(6) is bonded in a distorted bent 150 degrees geometry to one U(1) and one Cr(1) atom. In the third O site, O(7) is bonded in a distorted single-bond geometry to one Rb(1) and one Cr(1) atom. In the fourth O site, O(8) is bonded in a 3-coordinate geometry to one Rb(1), one U(1), and one N(1) atom. In the fifth O site, O(1) is bonded in a 2-coordinate geometry to one Rb(1), one U(1), and one Cr(1) atom. In the sixth O site, O(9) is bonded in a distorted single-bond geometry to one Rb(1) and one N(1) atom. In the seventh O site, O(2) is bonded in a distorted single-bond geometry to two equivalent Rb(1) and one U(1) atom. In the eighth O site, O(3) is bonded in a distorted single-bond geometry to one Rb(1) and one U(1) atom. In the ninth O site, O(4) is bonded in a distorted single-bond geometry to one Rb(1), one U(1), and one N(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_RbUCrNO9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.227
_cell_length_b   7.501
_cell_length_c   14.450
_cell_angle_alpha   90.000
_cell_angle_beta   121.608
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   944.076
_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
  Rb  Rb0  1  0.328  0.570  0.316  1.0
  Rb  Rb1  1  0.672  0.070  0.184  1.0
  Rb  Rb2  1  0.672  0.430  0.684  1.0
  Rb  Rb3  1  0.328  0.930  0.816  1.0
  U  U4  1  0.171  0.201  0.450  1.0
  U  U5  1  0.829  0.701  0.050  1.0
  U  U6  1  0.829  0.799  0.550  1.0
  U  U7  1  0.171  0.299  0.950  1.0
  Cr  Cr8  1  0.130  0.075  0.179  1.0
  Cr  Cr9  1  0.870  0.575  0.321  1.0
  Cr  Cr10  1  0.870  0.925  0.821  1.0
  Cr  Cr11  1  0.130  0.425  0.679  1.0
  N  N12  1  0.353  0.632  0.052  1.0
  N  N13  1  0.647  0.132  0.448  1.0
  N  N14  1  0.647  0.368  0.948  1.0
  N  N15  1  0.353  0.868  0.552  1.0
  O  O16  1  0.164  0.194  0.289  1.0
  O  O17  1  0.836  0.694  0.211  1.0
  O  O18  1  0.836  0.806  0.711  1.0
  O  O19  1  0.164  0.306  0.789  1.0
  O  O20  1  0.353  0.318  0.510  1.0
  O  O21  1  0.647  0.818  0.990  1.0
  O  O22  1  0.647  0.682  0.490  1.0
  O  O23  1  0.353  0.182  0.010  1.0
  O  O24  1  0.992  0.420  0.888  1.0
  O  O25  1  0.008  0.920  0.612  1.0
  O  O26  1  0.008  0.580  0.112  1.0
  O  O27  1  0.992  0.080  0.388  1.0
  O  O28  1  0.304  0.909  0.452  1.0
  O  O29  1  0.696  0.409  0.048  1.0
  O  O30  1  0.696  0.091  0.548  1.0
  O  O31  1  0.304  0.591  0.952  1.0
  O  O32  1  0.961  0.967  0.125  1.0
  O  O33  1  0.039  0.467  0.375  1.0
  O  O34  1  0.039  0.033  0.875  1.0
  O  O35  1  0.961  0.533  0.625  1.0
  O  O36  1  0.133  0.208  0.086  1.0
  O  O37  1  0.867  0.708  0.414  1.0
  O  O38  1  0.867  0.792  0.914  1.0
  O  O39  1  0.133  0.292  0.586  1.0
  O  O40  1  0.265  0.930  0.218  1.0
  O  O41  1  0.735  0.430  0.282  1.0
  O  O42  1  0.735  0.070  0.782  1.0
  O  O43  1  0.265  0.570  0.718  1.0
  O  O44  1  0.313  0.522  0.102  1.0
  O  O45  1  0.687  0.022  0.398  1.0
  O  O46  1  0.687  0.478  0.898  1.0
  O  O47  1  0.313  0.978  0.602  1.0
  O  O48  1  0.430  0.765  0.096  1.0
  O  O49  1  0.570  0.265  0.404  1.0
  O  O50  1  0.570  0.235  0.904  1.0
  O  O51  1  0.430  0.735  0.596  1.0
[/CIF]
.
The crystal structure described by RbUCrNO9 crystallizes in the monoclinic P2_1/c space group. Rb(1) is bonded in a 8-coordinate geometry to one O(1), one O(3), one O(4), one O(7), one O(8), one O(9), and two equivalent O(2) atoms. U(1) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), one O(6), and one O(8) atom. Cr(1) is bonded in a tetrahedral geometry to one O(1), one O(5), one O(6), and one O(7) atom. N(1) is bonded in a trigonal planar geometry to one O(4), one O(8), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(5) is bonded in a distorted bent 150 degrees geometry to one U(1) and one Cr(1) atom. In the second O site, O(6) is bonded in a distorted bent 150 degrees geometry to one U(1) and one Cr(1) atom. In the third O site, O(7) is bonded in a distorted single-bond geometry to one Rb(1) and one Cr(1) atom. In the fourth O site, O(8) is bonded in a 3-coordinate geometry to one Rb(1), one U(1), and one N(1) atom. In the fifth O site, O(1) is bonded in a 2-coordinate geometry to one Rb(1), one U(1), and one Cr(1) atom. In the sixth O site, O(9) is bonded in a distorted single-bond geometry to one Rb(1) and one N(1) atom. In the seventh O site, O(2) is bonded in a distorted single-bond geometry to two equivalent Rb(1) and one U(1) atom. In the eighth O site, O(3) is bonded in a distorted single-bond geometry to one Rb(1) and one U(1) atom. In the ninth O site, O(4) is bonded in a distorted single-bond geometry to one Rb(1), one U(1), and one N(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_RbUCrNO9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.227
_cell_length_b   7.501
_cell_length_c   14.450
_cell_angle_alpha   90.000
_cell_angle_beta   121.608
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   944.076
_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
  Rb  Rb0  1  0.328  0.570  0.316  1.0
  Rb  Rb1  1  0.672  0.070  0.184  1.0
  Rb  Rb2  1  0.672  0.430  0.684  1.0
  Rb  Rb3  1  0.328  0.930  0.816  1.0
  U  U4  1  0.171  0.201  0.450  1.0
  U  U5  1  0.829  0.701  0.050  1.0
  U  U6  1  0.829  0.799  0.550  1.0
  U  U7  1  0.171  0.299  0.950  1.0
  Cr  Cr8  1  0.130  0.075  0.179  1.0
  Cr  Cr9  1  0.870  0.575  0.321  1.0
  Cr  Cr10  1  0.870  0.925  0.821  1.0
  Cr  Cr11  1  0.130  0.425  0.679  1.0
  N  N12  1  0.353  0.632  0.052  1.0
  N  N13  1  0.647  0.132  0.448  1.0
  N  N14  1  0.647  0.368  0.948  1.0
  N  N15  1  0.353  0.868  0.552  1.0
  O  O16  1  0.164  0.194  0.289  1.0
  O  O17  1  0.836  0.694  0.211  1.0
  O  O18  1  0.836  0.806  0.711  1.0
  O  O19  1  0.164  0.306  0.789  1.0
  O  O20  1  0.353  0.318  0.510  1.0
  O  O21  1  0.647  0.818  0.990  1.0
  O  O22  1  0.647  0.682  0.490  1.0
  O  O23  1  0.353  0.182  0.010  1.0
  O  O24  1  0.992  0.420  0.888  1.0
  O  O25  1  0.008  0.920  0.612  1.0
  O  O26  1  0.008  0.580  0.112  1.0
  O  O27  1  0.992  0.080  0.388  1.0
  O  O28  1  0.304  0.909  0.452  1.0
  O  O29  1  0.696  0.409  0.048  1.0
  O  O30  1  0.696  0.091  0.548  1.0
  O  O31  1  0.304  0.591  0.952  1.0
  O  O32  1  0.961  0.967  0.125  1.0
  O  O33  1  0.039  0.467  0.375  1.0
  O  O34  1  0.039  0.033  0.875  1.0
  O  O35  1  0.961  0.533  0.625  1.0
  O  O36  1  0.133  0.208  0.086  1.0
  O  O37  1  0.867  0.708  0.414  1.0
  O  O38  1  0.867  0.792  0.914  1.0
  O  O39  1  0.133  0.292  0.586  1.0
  O  O40  1  0.265  0.930  0.218  1.0
  O  O41  1  0.735  0.430  0.282  1.0
  O  O42  1  0.735  0.070  0.782  1.0
  O  O43  1  0.265  0.570  0.718  1.0
  O  O44  1  0.313  0.522  0.102  1.0
  O  O45  1  0.687  0.022  0.398  1.0
  O  O46  1  0.687  0.478  0.898  1.0
  O  O47  1  0.313  0.978  0.602  1.0
  O  O48  1  0.430  0.765  0.096  1.0
  O  O49  1  0.570  0.265  0.404  1.0
  O  O50  1  0.570  0.235  0.904  1.0
  O  O51  1  0.430  0.735  0.596  1.0
[/CIF]
.