Question
The total number of stereoisomers for the complex $\left[\mathrm{Cr}(o x)_{2} \mathrm{ClBr}\right]^{3-}$ (where $o x=$ oxalate) is :
The total number of stereoisomers for the complex $\left[\mathrm{Cr}(o x)_{2} \mathrm{ClBr}\right]^{3-}$ (where $o x=$ oxalate) is :