MCQ
The complex with a maximum number of stereoisomers is
- A$[PtCl_3(C_2H_4)]^-$
- B$[CuBr_2Cl_2]^{2-}$
- C$[Co(C_2O_4)_3]^{3-}$
- ✓$[Cr(NH_3)_2(en)_2]^{3+}$
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$(i)\,\,KIO_3$ $(ii)\,\,KI$
$(iii)\,\,I_2$ $(iv)\,\, HI$
$2$ $[image]$ + $\begin{array}{*{20}{c}}
{O\,\,\,\,\,\,} \\
{||\,\,\,\,\,\,} \\
{H - C - CC{l_3}}
\end{array}$ $\xrightarrow{{{H_2}S{O_4}}}$
The major product formed is

product $B$ is
The final product $(B)$ formed in the reaction sequence