Which of the following pair of ions may exhibit same colour
Which of the following pair of ions may exhibit same colour
- A
$C{r^{ + 3 }}$ and $F{e^{ + 2 }}$
- B
$T{i^{ + 3 }}$ and ${V^{ + 2 }}$
- C
$F{e^{ + 3}}$ and $M{n^{ + 2 }}$
- D
$C{u^ + }$ and $N{i^{ + 2 }}$
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