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Displacement Reaction

Complete the ...

Question

Complete the following reaction.
$2 A l + 3 F e S O_{4} \to$

F e + A l_{2} (S O_{4})_{3}

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3 F e + A l_{2} (S O_{4})_{3}

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3 F e + A l_{2} (S O_{4})

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None of these

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Solution

The correct option is B $3 F e + A l_{2} (S O_{4})_{3}$
It is an example of a metal displacement reaction in which aluminium being highly reactive displaces iron from ferrous sulphate solution.

$2 A l + 3 F e S O_{4} \to 3 F e + A l (S O_{4})_{3}$

Hence, the correct option is $B$

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