MCQ
Which ion is not coloured
- A$C{r^{3 + }}$
- B$C{o^{2 + }}$
- C$C{r^{2 + }}$
- ✓$C{u^ + }$
✓
Answer
Correct option: D.
$C{u^ + }$
d
(d)$C{u^ + }$do not have any unpaired electron.
(d)$C{u^ + }$do not have any unpaired electron.
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