MCQ
The transition metals mostly are
- ADiamagnetic
- ✓Paramagnetic
- CNeither diamagnetic nor paramagnetic
- DBoth diamagnetic and paramagnetic
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$[Co(en)_3]\,[Cr(C_2O_4)_3]$
$[Cu(NH_3)_4]\, [CuCl_4]$
$[Ni(en)_3]\,[Co(NO_2)_6]$