d and f-Block ElementsHard

Question

Select the correct statement(s)

Options

A.Solids with F-centers are paramagnetic.
B.Ferrimagnetic character of Fe3O4 at room temperature change to paramagnetic character at 850 K.
C.Anit-ferrimagnetic V2O3 change to paramagnetic at 150 K.
D.Non-stoichiometric Cu2O is a p-type semiconductor.

Solution

Factual statements.

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