A) Metallic iron is oxidised to \[F{{e}^{3+}}\]ions
B) Metallic iron is reduced to \[F{{e}^{2-}}\] ions
C) Oxygen gas is reduced to oxide ion
D) Yellowish ? brown product is formed
Correct Answer: B
Solution :
\[4Fe+3{{O}_{2}}\to 4F{{e}^{3+}}+6{{O}^{2-}}\]
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