Br5 H4 N Pb2 Powell H, Tasker H Journal of the Chemical Society 1937 (1937) 119-123 The Valency Angle of Bivalent Lead: The Crystal Structure of Ammonium, Rubidium, and Potassium Pentabromodiplumbites _cod_database_code 1010210 _database_code_amcsd 0017146 8.39 8.39 14.34 90 90 90 I4/mcm atom x y z Br1 .163 .663 .363 Pb1 .158 .658 0 N1 0 0 .25 Br2 0 0 0