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Oxidation state of the metal in the mine...

Oxidation state of the metal in the minerals haematite and magnetite respectively are

A

II, III in haematite and III in magnetite

B

II, III in haematite and II in magnetite

C

II in haematite and II,III in magnetite

D

III in haematite and II,III in magnetite

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The correct Answer is:
D
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