$\mathrm{Fe}_{2} \mathrm{O}_{3}+2 \mathrm{Al} \rightarrow \mathrm{Al}_{2} \mathrm{O}_{3}+2 \mathrm{Fe}$

Question.
$\mathrm{Fe}_{2} \mathrm{O}_{3}+2 \mathrm{Al} \rightarrow \mathrm{Al}_{2} \mathrm{O}_{3}+2 \mathrm{Fe}$ The above reaction is an example of a

(1) Combination reaction.

(2) Double displacement reaction.

(3) Decomposition reaction.

(4) Displacement reaction.


solution:

(4) The given reaction is an example of a displacement reaction.

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