Which statement from following is true for a complex hexamine cobalt (III) chloride?
Which statement from following is true for a complex hexamine cobalt (III) chloride?
In this coordination number of cobalt is 9
In this oxidation state of cobalt is $+3$
It is a heteroleptic complex
It is an anionic complex
Solution
$\left[\mathrm{Co}\left(\mathrm{NH}_{3}\right)_{6}\right] \mathrm{Cl}_{3} \rightarrow$ Hexamminecobalt (III) chloride
It is an cationic complex.
Coordination number of $\mathrm{Co}=6$, Oxidation state of $\mathrm{Co}=+3$
It is a homoleptic complex.