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

Options

A. II,III in haematite and II in magnetite
B. II,II in haematite and II in magnetite
C. II In haematite and II, III in magnetite
D. III in haematite and II, III in magnetitute

Answer

D

Explanation

`overset(+3)(Fe_(2))O_(3)(Haematite),`
`Fe_(2)O_(3) Rightarrow overset(+2)(Fe_(2)).overset(+3)(Fe_(2)O_(3))("magnetite")`