Which of the following complexes will show coordination isomerism? A. [ Ag ( NH_3)_2][ Ag ( CN )_2] B. [ Co ( NH_3)_6][ Cr ( CN )_6] C. [ Co (…

Which of the following complexes will show coordination isomerism ? A. $\displaystyle \left[\mathrm{Ag}\left(\mathrm{NH}_3\right)_2\right]\left[\mathrm{Ag}(\mathrm{CN})_2\right]$ B. $\displaystyle \left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]\left[\mathrm{Cr}(\mathrm{CN})_6\right]$ C. $\displaystyle \left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]\left[\mathrm{Co}(\mathrm{CN})_6\right]$ D. $\displaystyle \left[\mathrm{Fe}\left(\mathrm{NH}_3\right)_6\right]\left[\mathrm{Co}(\mathrm{CN})_6\right]$ E. $\displaystyle \left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]\left[\mathrm{Fe}(\mathrm{CN})_6\right]$ Choose the correct answer from the options given below :