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Question
Compound X and aluminium are used to join railway tracks.
- Identify the compound X
- Name the reaction
- Write down its reaction.
Solution
- Compound X is Fe2O3
- Displacement reaction
- `"Fe"_2"O"_3("s") + 2"Al"overset("Heat")(->)"Al"_2"O"_3("s") + 2"Fe"("l")`
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