Paramagnetism is not exhibited by - Vidyadip

MCQ

Paramagnetism is not exhibited by

A
$CuSO_4. 5H_2O$
B
$CuCl_2. 5H_2O$
✓
$CuI$
D
$NiSO_4 ,6H_2O$

✓

Answer

Correct option: C.

$CuI$

c
$C u^{+}$ion in $C u I$ has $3 d^{10}$ as outer electronic configuration. All these electrons are paired. Thus, $C u I$ is diamagnetic.

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