1.

The formula of haematite is [MNR 1994]

A. \[F{{e}_{3}}{{O}_{4}}\]
B. \[F{{e}_{2}}{{O}_{3}}\]
C. \[FeC{{O}_{3}}\]
D. \[Fe{{S}_{2}}\]
Answer» C. \[FeC{{O}_{3}}\]


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