explain that rusting of iron is a chemical and Irreversible change
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when an iron object is left in dum air for considering X it gets covered with Red brown flaky substance called rust. this is called rusting of iron.
chemical formula of rusting is Fe2O3.xH2O
rust is mainly hydrated iron (|||) oxide
rusty Red brown in colour .
conditions necessary for the rusting of iron
#rusting of iron need both air and water does conditions are necessary for the rusting iron takes place as follows
1 presence of air or oxygen
2 presence of water or moisture
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