The compound (s) that exhibit (s) geometrical isomerism is (are)
- $\left[\mathrm{Pt}(\mathrm{en}) \mathrm{Cl}_2\right]$
- $\left[\mathrm{Pt}(\mathrm{en})_2 \mathrm{Cl}_2\right]$
- $\left[\mathrm{Pt}(\text { en })_2 \mathrm{Cl}_2\right] \mathrm{Cl}_2$
- $\left[\mathrm{Pt}\left(\mathrm{NH}_3\right)_2 \mathrm{Cl}_2\right]$
Solution

Asked in: JEE Advanced 2009 (Paper 1)