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MHT CET Chemistry question

ChemistryCoordination CompoundsMHT CET

Atomic number of Mn, Fe, Co and Ni are 25, 26, 27 and 28 respectively. Which of the following outer orbital octahedral complexes have same number of unpaired electrons? I. II. III. IV. Choose the correct code.

Answer: (D)

Solution

Unpaired electrons: I Mn d high-spin = 4; II Fe d = 5; III Co d

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Question ID VK-073402