Question

What is rust ????????​

Answer 1

Explanation:

a reddish- or yellowish-brown flaking coating of iron oxide that is formed on iron or steel by oxidation, especially in the presence of moisture is known as rust..

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Answer 2

Answer:

When a piece of iron is left out in the open for a while, a film of brownish substance gets deposited on its surface called rust. Rusting occurs when iron is exposed to oxygen in air and water or water vapor. Rust is Iron oxide. Iron plus oxygen plus water vapor gives iron oxide.

Explanation:

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