Addendum: Iod‐Iod‐Bindungen machen Tetra(diiod)chlorid, [Cl(I2)4]−, planar. (19th May 2014) - Walbaum, Christine; Richter, Mark; Sachs, Ulf; Pantenburg, Ingo; Riedel, Sebastian; Mudring, Anja‐Verena; Meyer, Gerd