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Extraction of Iron

When FeCr2O...

Question

When $F e C r_{2} O_{4}$ (chromite) is reduced with $A l$ :

C r

and

F e_{2} O_{3}

, are formed

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F e

and

C r_{2} O_{3}

are formed

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F e

and

C r

(ferrochrome) are formed

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F e C r O_{4}

. is formed

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Solution

The correct option is C $F e$ and $C r$ (ferrochrome) are formed
For the production of ferrochrome ( $F e$ and $C r$ ), the chromite ore ( $F e {C r}_{2} O_{4}$ ) is reduced with either aluminium or silicon in an aluminothermic reaction.

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Similar questions

F e C r_{2} O_{4}

N a_{2} C r O_{4}

N a_{2} C r_{2} O_{7}

F e C r_{2} O_{4} + N a O H + a i r ⟶ (A) + F e_{2} O_{3}

(A) + (B) ⟶ N a_{2} C r_{2} O_{7}

N a_{2} C r_{2} O_{7} + X △ ⟶ C r_{2} O_{3}

C r_{2} O_{3} + Y △ ⟶ C r

F e C r_{2} O_{4}

F e C r_{2} O_{4}

F e C r_{2} O_{4}

C r

I \to

N a C r O_{4}

I I - \to

C r_{2} O_{3}

I I I - - \to

C r

F e C r_{2} O_{4}

C h r o m i t e I \to N a_{2} C r O_{4} I I \to C r_{2} O_{3} I I I \to C r

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