When steam is passed over red hot iron, the substances formed are:

{F e}_{2} O_{3} + H_{2}

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H_{2} + F e O

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{F e}_{3} O_{4} + H_{2}

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{F e}_{3} O_{4} + H_{2} O

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Solution

The correct option is B ${F e}_{3} O_{4} + H_{2}$
When steam is passed over a red hot iron, the substances formed are ${F e}_{3} O_{4} + H_{2}$ .

The reaction is as follows:
$3 F e + 4 H_{2} O \to {F e}_{3} O_{4} + 4 H_{2}$

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Similar questions

F e + H_{2} O \to {F e}_{3} O_{4} + H_{2} ↑

C u + H_{2} {S O}_{4} - \to C u S O_{4} + {S O}_{2} ↑ + H_{2} O

F e + + H_{2} O - \to {F e}_{3} O_{4} + H_{2} ↑

{C H}_{4} + O_{2} \to C O_{2} + H_{2} O

F e + H_{2} O ⟶ {F e}_{3} O_{4} + H_{2}

{F e}_{3} O_{4}

{F e}_{3} O_{4} + {K M n O}_{4} \to {F e}_{2} O_{3} + {M n O}_{2}

F e

F e O

{F e}_{2} O_{3}

{F e}_{3} O_{4}

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