Why does iron expand when it rusts?

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  • Why does iron expand when it rusts?


When iron rusts, the oxides take up more volume than the original metal; this expansion can generate enormous forces, damaging structures made with iron.
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Positive: 33 %
How does rust work? Rust is the common name for iron oxide. Learn about corrosion and how metals rust. NOW; ... Iron oxide, the chemical Fe 2 O 3, ...
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Positive: 30 %

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Why does an iron nail gain weight on rusting? ... Dec 20, 2009, 12.24 AM IST. Rust is iron-oxide — a molecule consisting of iron and oxygen.
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Positive: 33 %
Have you ever wondered why stainless steel does not rust? Open Menu. Indiana Public Media. ... When steel rusts, its iron combines with oxygen and reverts ...
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Positive: 28 %
Why doesn't stainless steel rust ... reacts with oxygen from water to form a relatively unstable iron oxide ... stainless steel does not rust because ...
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Positive: 14 %
... is stronger and does not stretch as much as iron. ... One reason why iron rusts is because ferric oxide is an oxidizing agent. It oxidizes iron, ...
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Positive: 10 %

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