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JEE Advanced Chemistry question

ChemistryCoordination CompoundsJEE Advanced

Among the following complexes (-), (), (), (), (), and () the diamagnetic complexes are [IIT JEE 2011]

Answer: (C)

Solution

(): is with the strong-field , giving low-spin — diamagnetic. (): , , oxalate (a reasonably strong chelating field) gives low-spin — diamagnetic. (): is , a fully-filled shell —

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Question ID VK-159987