Which of the following complex compound(s) is/are paramagnetic and low spin? (I) K3FeCN6 (II) Ni(CO)40 III)CrNH363+ (IV) Mn(CN)64−Choose the correct code :

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I only

II and III

I and IV

IV only

answer is C.

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Detailed Solution

⇒ low spin complex μ=1.732BM ⇒ low and high spin complex is applicable for d4 to d7 configuration.⇒ low spin complex μ=1.732BM

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