Among the compounds Fe3 O4, NiFe2 O4 and Mn3 O4

ABC26IN0351 · Coordination Chemistry

Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Coordination – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Easy

Among the compounds $\mathrm{Fe}_{3} \mathrm{O}_{4}, \mathrm{NiFe}_{2} \mathrm{O}_{4}$ and $\mathrm{Mn}_{3} \mathrm{O}_{4}$

(a)$\mathrm{NiFe}_{2} \mathrm{O}_{4}$ and $\mathrm{Mn}_{3} \mathrm{O}_{4}$ ara normal spinels

(b)$\mathrm{Fe}_{3} \mathrm{O}_{4}$ and $\mathrm{Mn}_{3} \mathrm{O}_{4}$ are normal spinels

(c)$\mathrm{Fe}_{3} \mathrm{O}_{4}$ and $\mathrm{Mn}_{3} \mathrm{O}_{4}$ are inverse spinels

(d)$\mathrm{Fe}_{3}\mathrm{O}_{4}$ and $\mathrm{NiFe}_{2}\mathrm{O}_{4}$ are inverse spinels

Answer

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