MCQ
Which ion has maximum magnetic moment
- A${V^{ + 3}}$
- B$M{n^{ + 3}}$
- ✓$F{e^{ + 3}}$
- D$C{u^{ + 2}}$
|
S. No. |
Outer configu-ration |
No. of unpaired $e^-$ |
Colour of ion |
Magnetic moment |
|
${V^{ + 3}}$ |
$3{d^2}$ |
$2$ |
Green |
$2.76$ |
|
$M{n^{ + 3}}$ |
$3{d^4}$ |
$4$ |
Violet |
$1.9$ |
|
$F{e^{ + 3}}$ |
$3{d^5}$ |
$5$ |
Yellow |
$5.96$ |
|
$C{u^{ + 2}}$ |
$3{d^9}$ |
$1$ |
Blue |
$1.9$ |
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