JEE CHEMISTRY MCQ: SOLID STATE

1 Medium

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Among the following species, the one which become paramagnetic on heating at

850 {~K}

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Correct option: D

Both (1) and (3)

Option D (Both (1) and (3)) is correct because ferrimagnetic substances like Fe3O4 and ZnFe2O4 lose their ferrimagnetism and become paramagnetic upon heating above their Curie temperature.

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