Iron is extracted from $F e_{2} O_{3}$ by reduction with carbon.
Aluminium is difficult to extract from $A l_{2} O_{3}$ . The process requires electrolysis.
Starting with the most reactive, which order of reactivity is correct?

A l \to C \to F e

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A l \to F e \to C

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F e \to A l \to C

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F e \to C \to A l

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Solution

The correct option is B $A l \to C \to F e$
Solution:- (A) $A l \to C \to F e$
According to activity series of relative reactivities of metals, the order of reactivity is-
$A L > C > F e$

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Similar questions

Arrange the following elements in the order of their abundance in Earth's crust:

Aluminium - $A l$ , Silicon - $S i$ , Oxygen - $O$ , Iron - $F e$ .

I . F e_{2} O_{3} + C \to F e

I I . A l_{2} O_{3} + C \to A l

I I I . P b O + C \to P b

I V . C a_{3} (P O_{4})_{2} + C + S i O_{2} \to P

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