Consider the following complex: $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_5 \mathrm{CO}_3\right]

Question

Consider the following complex: $\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_5 \mathrm{CO}_3\right] \mathrm{ClO}_4$ 
The coordination number, oxidation number, no. of $d$-electrons and number of unpaired d-electrons on the metal are respectively :

Professor PC Thomas Classes · Answer

See detailed solution for explanation.