The crystal structure described by K2NdCl5 crystallizes in the orthorhombic Pnma space group. K(1) is bonded in a 8-coordinate geometry to two equivalent Cl(1), two equivalent Cl(2), two equivalent Cl(3), and two equivalent Cl(4) atoms. Nd(1) is bonded to one Cl(1), one Cl(2), one Cl(3), and four equivalent Cl(4) atoms to form distorted edge-sharing NdCl7 pentagonal bipyramids. There are four inequivalent Cl sites. In the first Cl site, Cl(1) is bonded to four equivalent K(1) and one Nd(1) atom to form distorted ClK4Nd trigonal bipyramids that share  a cornercorner with one Cl(2)K4Nd trigonal bipyramid, corners with four equivalent Cl(1)K4Nd trigonal bipyramids, corners with four equivalent Cl(3)K4Nd trigonal bipyramids, corners with four equivalent Cl(4)K2Nd2 trigonal pyramids,  an edgeedge with one Cl(3)K4Nd trigonal bipyramid, edges with four equivalent Cl(2)K4Nd trigonal bipyramids, edges with four equivalent Cl(4)K2Nd2 trigonal pyramids, and  a faceface with one Cl(3)K4Nd trigonal bipyramid. In the second Cl site, Cl(2) is bonded to four equivalent K(1) and one Nd(1) atom to form distorted ClK4Nd trigonal bipyramids that share  a cornercorner with one Cl(1)K4Nd trigonal bipyramid, corners with four equivalent Cl(2)K4Nd trigonal bipyramids, corners with five equivalent Cl(3)K4Nd trigonal bipyramids, corners with four equivalent Cl(4)K2Nd2 trigonal pyramids, edges with two equivalent Cl(3)K4Nd trigonal bipyramids, edges with four equivalent Cl(1)K4Nd trigonal bipyramids, and edges with four equivalent Cl(4)K2Nd2 trigonal pyramids. In the third Cl site, Cl(3) is bonded to four equivalent K(1) and one Nd(1) atom to form ClK4Nd trigonal bipyramids that share corners with four equivalent Cl(1)K4Nd trigonal bipyramids, corners with five equivalent Cl(2)K4Nd trigonal bipyramids, corners with eight equivalent Cl(4)K2Nd2 trigonal pyramids,  an edgeedge with one Cl(1)K4Nd trigonal bipyramid, edges with two equivalent Cl(2)K4Nd trigonal bipyramids, edges with two equivalent Cl(3)K4Nd trigonal bipyramids, edges with two equivalent Cl(4)K2Nd2 trigonal pyramids, and  a faceface with one Cl(1)K4Nd trigonal bipyramid. In the fourth Cl site, Cl(4) is bonded to two equivalent K(1) and two equivalent Nd(1) atoms to form distorted ClK2Nd2 trigonal pyramids that share corners with two equivalent Cl(1)K4Nd trigonal bipyramids, corners with two equivalent Cl(2)K4Nd trigonal bipyramids, corners with four equivalent Cl(3)K4Nd trigonal bipyramids, corners with six equivalent Cl(4)K2Nd2 trigonal pyramids,  an edgeedge with one Cl(3)K4Nd trigonal bipyramid, edges with two equivalent Cl(1)K4Nd trigonal bipyramids, edges with two equivalent Cl(2)K4Nd trigonal bipyramids, and  an edgeedge with one Cl(4)K2Nd2 trigonal pyramid. is represented by the CIF file [CIF]
data_K2NdCl5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.997
_cell_length_b   8.734
_cell_length_c   12.771
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   892.071
_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
  K  K0  1  0.549  0.495  0.828  1.0
  K  K1  1  0.451  0.505  0.172  1.0
  K  K2  1  0.049  0.505  0.672  1.0
  K  K3  1  0.451  0.995  0.172  1.0
  K  K4  1  0.951  0.495  0.328  1.0
  K  K5  1  0.549  0.005  0.828  1.0
  K  K6  1  0.951  0.005  0.328  1.0
  K  K7  1  0.049  0.995  0.672  1.0
  Nd  Nd8  1  0.578  0.750  0.506  1.0
  Nd  Nd9  1  0.422  0.250  0.494  1.0
  Nd  Nd10  1  0.078  0.250  0.994  1.0
  Nd  Nd11  1  0.922  0.750  0.006  1.0
  Cl  Cl12  1  0.833  0.750  0.794  1.0
  Cl  Cl13  1  0.167  0.250  0.206  1.0
  Cl  Cl14  1  0.333  0.250  0.706  1.0
  Cl  Cl15  1  0.667  0.750  0.294  1.0
  Cl  Cl16  1  0.369  0.750  0.679  1.0
  Cl  Cl17  1  0.631  0.250  0.321  1.0
  Cl  Cl18  1  0.869  0.250  0.821  1.0
  Cl  Cl19  1  0.131  0.750  0.179  1.0
  Cl  Cl20  1  0.927  0.750  0.507  1.0
  Cl  Cl21  1  0.073  0.250  0.493  1.0
  Cl  Cl22  1  0.427  0.250  0.993  1.0
  Cl  Cl23  1  0.573  0.750  0.007  1.0
  Cl  Cl24  1  0.665  0.043  0.579  1.0
  Cl  Cl25  1  0.335  0.957  0.421  1.0
  Cl  Cl26  1  0.165  0.957  0.921  1.0
  Cl  Cl27  1  0.335  0.543  0.421  1.0
  Cl  Cl28  1  0.835  0.043  0.079  1.0
  Cl  Cl29  1  0.665  0.457  0.579  1.0
  Cl  Cl30  1  0.835  0.457  0.079  1.0
  Cl  Cl31  1  0.165  0.543  0.921  1.0
[/CIF]
.
The crystal structure described by K2NdCl5 crystallizes in the orthorhombic Pnma space group. K(1) is bonded in a 8-coordinate geometry to two equivalent Cl(1), two equivalent Cl(2), two equivalent Cl(3), and two equivalent Cl(4) atoms. Nd(1) is bonded to one Cl(1), one Cl(2), one Cl(3), and four equivalent Cl(4) atoms to form distorted edge-sharing NdCl7 pentagonal bipyramids. There are four inequivalent Cl sites. In the first Cl site, Cl(1) is bonded to four equivalent K(1) and one Nd(1) atom to form distorted ClK4Nd trigonal bipyramids that share  a cornercorner with one Cl(2)K4Nd trigonal bipyramid, corners with four equivalent Cl(1)K4Nd trigonal bipyramids, corners with four equivalent Cl(3)K4Nd trigonal bipyramids, corners with four equivalent Cl(4)K2Nd2 trigonal pyramids,  an edgeedge with one Cl(3)K4Nd trigonal bipyramid, edges with four equivalent Cl(2)K4Nd trigonal bipyramids, edges with four equivalent Cl(4)K2Nd2 trigonal pyramids, and  a faceface with one Cl(3)K4Nd trigonal bipyramid. In the second Cl site, Cl(2) is bonded to four equivalent K(1) and one Nd(1) atom to form distorted ClK4Nd trigonal bipyramids that share  a cornercorner with one Cl(1)K4Nd trigonal bipyramid, corners with four equivalent Cl(2)K4Nd trigonal bipyramids, corners with five equivalent Cl(3)K4Nd trigonal bipyramids, corners with four equivalent Cl(4)K2Nd2 trigonal pyramids, edges with two equivalent Cl(3)K4Nd trigonal bipyramids, edges with four equivalent Cl(1)K4Nd trigonal bipyramids, and edges with four equivalent Cl(4)K2Nd2 trigonal pyramids. In the third Cl site, Cl(3) is bonded to four equivalent K(1) and one Nd(1) atom to form ClK4Nd trigonal bipyramids that share corners with four equivalent Cl(1)K4Nd trigonal bipyramids, corners with five equivalent Cl(2)K4Nd trigonal bipyramids, corners with eight equivalent Cl(4)K2Nd2 trigonal pyramids,  an edgeedge with one Cl(1)K4Nd trigonal bipyramid, edges with two equivalent Cl(2)K4Nd trigonal bipyramids, edges with two equivalent Cl(3)K4Nd trigonal bipyramids, edges with two equivalent Cl(4)K2Nd2 trigonal pyramids, and  a faceface with one Cl(1)K4Nd trigonal bipyramid. In the fourth Cl site, Cl(4) is bonded to two equivalent K(1) and two equivalent Nd(1) atoms to form distorted ClK2Nd2 trigonal pyramids that share corners with two equivalent Cl(1)K4Nd trigonal bipyramids, corners with two equivalent Cl(2)K4Nd trigonal bipyramids, corners with four equivalent Cl(3)K4Nd trigonal bipyramids, corners with six equivalent Cl(4)K2Nd2 trigonal pyramids,  an edgeedge with one Cl(3)K4Nd trigonal bipyramid, edges with two equivalent Cl(1)K4Nd trigonal bipyramids, edges with two equivalent Cl(2)K4Nd trigonal bipyramids, and  an edgeedge with one Cl(4)K2Nd2 trigonal pyramid. is represented by the CIF file [CIF]
data_K2NdCl5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.997
_cell_length_b   8.734
_cell_length_c   12.771
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   892.071
_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
  K  K0  1  0.549  0.495  0.828  1.0
  K  K1  1  0.451  0.505  0.172  1.0
  K  K2  1  0.049  0.505  0.672  1.0
  K  K3  1  0.451  0.995  0.172  1.0
  K  K4  1  0.951  0.495  0.328  1.0
  K  K5  1  0.549  0.005  0.828  1.0
  K  K6  1  0.951  0.005  0.328  1.0
  K  K7  1  0.049  0.995  0.672  1.0
  Nd  Nd8  1  0.578  0.750  0.506  1.0
  Nd  Nd9  1  0.422  0.250  0.494  1.0
  Nd  Nd10  1  0.078  0.250  0.994  1.0
  Nd  Nd11  1  0.922  0.750  0.006  1.0
  Cl  Cl12  1  0.833  0.750  0.794  1.0
  Cl  Cl13  1  0.167  0.250  0.206  1.0
  Cl  Cl14  1  0.333  0.250  0.706  1.0
  Cl  Cl15  1  0.667  0.750  0.294  1.0
  Cl  Cl16  1  0.369  0.750  0.679  1.0
  Cl  Cl17  1  0.631  0.250  0.321  1.0
  Cl  Cl18  1  0.869  0.250  0.821  1.0
  Cl  Cl19  1  0.131  0.750  0.179  1.0
  Cl  Cl20  1  0.927  0.750  0.507  1.0
  Cl  Cl21  1  0.073  0.250  0.493  1.0
  Cl  Cl22  1  0.427  0.250  0.993  1.0
  Cl  Cl23  1  0.573  0.750  0.007  1.0
  Cl  Cl24  1  0.665  0.043  0.579  1.0
  Cl  Cl25  1  0.335  0.957  0.421  1.0
  Cl  Cl26  1  0.165  0.957  0.921  1.0
  Cl  Cl27  1  0.335  0.543  0.421  1.0
  Cl  Cl28  1  0.835  0.043  0.079  1.0
  Cl  Cl29  1  0.665  0.457  0.579  1.0
  Cl  Cl30  1  0.835  0.457  0.079  1.0
  Cl  Cl31  1  0.165  0.543  0.921  1.0
[/CIF]
.