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Extraction of Copper

In a thermite...

Question

In a thermite process, Al is used as a reducing agent.
If true enter 1,else enter 0.

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Solution

True,
Elemental aluminium reduces the oxide of another metal, in this common example iron oxide, because aluminium forms stronger, more stable, bonds with oxygen than iron:

Fe2O3 + 2 Al → 2 Fe + Al2O3
Al oxidises hence it acts as reducing agent

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