Consider the following low-spin complexes. K3[Co(NO2)6], K4[Fe(CN)6], K3[Fe(CN)6], Cu2[Fe(CN)6] and — JEE Mains Chemistry Past Papers Chemistry Question
Question
Consider the following low-spin complexes. K3[Co(NO2)6], K4[Fe(CN)6], K3[Fe(CN)6], Cu2[Fe(CN)6] and Zn2[Fe(CN)6]. The sum of the spin-only magnetic moment values of complexes having yellow colour is _________ B.M. (answer in nearest integer)
Answer: .
💡 Solution & Explanation
Yellow complex is K3[Co(NO2)6] Oxidation number of Co = +3 Co(+3) = 3d6(S.F.L.) configuration in ligand field ,2 ,2 g 2t , g e = 0
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