#------------------------------------------------------------------------------ #$Date: 2016-11-29 09:57:28 +0200 (Tue, 29 Nov 2016) $ #$Revision: 188738 $ #$URL: file:///home/coder/svn-repositories/cod/cif/1/01/02/1010207.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_1010207 loop_ _publ_author_name 'Cox, E. G.' 'Webster, K. C.' _publ_section_title ; The Stereochemistry of Quadricovalent Atoms: Tervalent Gold ; _journal_coden_ASTM JCSOA9 _journal_name_full 'Journal of the Chemical Society' _journal_page_first 1635 _journal_page_last 1637 _journal_paper_doi 10.1039/JR9360001635 _journal_volume 1936 _journal_year 1936 _chemical_formula_structural 'K Au Br4 (H2 O)2' _chemical_formula_sum 'Au Br4 H4 K O2' _chemical_name_systematic 'Potassium tetrabromoaurate dihydrate' _space_group_IT_number 14 _symmetry_cell_setting monoclinic _symmetry_Int_Tables_number 14 _symmetry_space_group_name_Hall '-P 2yab' _symmetry_space_group_name_H-M 'P 1 21/a 1' _cell_angle_alpha 90 _cell_angle_beta 90.(0) _cell_angle_gamma 90 _cell_formula_units_Z 2 _cell_length_a 9.51 _cell_length_b 11.93 _cell_length_c 4.23 _cell_volume 479.9 _cod_original_formula_sum 'H4 Au Br4 K O2' _cod_database_code 1010207 loop_ _symmetry_equiv_pos_as_xyz x,y,z 1/2-x,1/2+y,-z -x,-y,-z 1/2+x,1/2-y,z loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_calc_flag Au1 Au3+ 2 a 0. 0. 0. 1. 0 d K1 K1+ 2 d 0.5 0. 0.5 1. 0 d Br1 Br1- 4 e 0.189 -0.104 0.355 1. 0 d Br2 Br1- 4 e 0.142 0.168 -0.13 1. 0 d O1 O2- 4 e -0.09 0.28 0.2 1. 2 d loop_ _atom_type_symbol _atom_type_oxidation_number Au3+ 3.000 K1+ 1.000 Br1- -1.000 O2- -2.000 H1+ 1.000