MCQ
The correct structures of trans-$[NiBr \left._{2}\left( PPh _{3}\right)_{2}\right]$ and meridonial$-[ \left. Co \left( NH _{3}\right)_{3}\left( NO _{2}\right)_{3}\right],$ respectively, are
- A

- B

- C

- ✓







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Which of the following arrangements gives the correct order of decreasing stability of the above-mentioned resonance contributors?

${C_2}{H_5}ONa + I{C_2}{H_5}\xrightarrow{{}}{C_2}{H_5}O{C_2}{H_5} + NaI$