The low-spin octahedral complex of Fe²⁺ with strong-field ligands will exhibit sp³d² hybridization. This involves mixing one s orbital, three p orbitals, and two d orbitals to form six equivalent orbitals in an octahedral geometry. Therefore, the correct option is A) sp³d².
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To determine the hybridization of a low-spin octahedral complex of Fe 2 + with strong-field ligands, we need to consider the nature of the ligands and the electron configuration of Fe 2 + . ;