Q. The hypothetical complex chloro diaquatriammine cobalt (III) chloride can be represented as :-

 3057  185 Punjab PMETPunjab PMET 2007Coordination Compounds Report Error

Solution:

Chlorodiaquatriamminecobalt (III) chloride is . Since Co has charge so 2 chloride ion will be out of the complex ion and 1 within the complex to satisfy primary valency.