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Oxidation states of the metal in the min...

Oxidation states of the metal in the minerals haematite and magnetite, respectively, are

A

II, III in haematite and II in magnetite

B

II, III in haematite and III in magnetite

C

III in haematite and II,III in magnetite

D

II in haematite and II, III in magnetite

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The correct Answer is:
C
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