How many complexes among the following are paramagnetic
$[M n (C N)_{6}]^{3 -}$ $[C r (H_{2} O)_{6}]^{3 +}$ $[C o (e n)_{3}]^{3 +}$
$[V (C O)_{6}]$ , $[N i (N H_{3})_{6}]^{2 +}$ $[N i (d m g)_{2}]$
$[P t (C l)_{2} (N H_{3})_{2}]$ $[C u (N H_{3})_{4}]^{2 +}$ $[C u (C N)_{4}]^{3 -}$

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TestHub · Accepted Answer

[Mn(CN) 6 ] 3 − , [Cr(H 2 O) 6 ] 3+ , [V CO) 6 , [Ni(NH 3 ) 6 ] 2+ , [Cu(NH 3 ) 4 ] 2+ are paramagnetic due to the presence of unpaired electrons.

Chemistry - Coordination Chemistry Question with Solution | TestHub

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