MCQ
Product $(A)$ is


- A

- B

- ✓

- D








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$[Co(NH_3)_6 ][Cr(NO_2)_6 ]$ and $[Cr(NH_3)_6][Co(NO_2)_6]$
image $\xrightarrow{{A{c_2}O}}A\mathop {\xrightarrow{{B{r_2}}}}\limits_{C{H_3}COOH} B\mathop {\xrightarrow{{{H_2}O}}}\limits_{{H^ + }} C$ would be