what is the chemical equation for the formation of rust

Best answer

Fe2O3 x H2O

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What Is the Chemical Equation for the Rusting of Iron? The oxidation reaction of iron and oxygen to form the substance that is commonly called rust occurs according to this equation: 4Fe + 3O2 = 2Fe2O3. Water is also required for this reaction to occur, but because the total amount of water does not change, it is not included in the equation.

– Chemistry QA What is the chemical name of rust? Write its formula. Rustis a general term for a series of iron oxides, usually, red oxides, formed by the reaction of iron with oxygen in the presence of water or air moisture. The chemical formula for rust is Fe2O3.nH2O

The series of rusting equations results in a reddish-brown deposit called rust, formed over a piece of iron when exposed to moist air for some time. The rusting of iron undergoes a chemical change that cannot be obtained back as pure iron by reversing the conditions. Rust is a reddish-brown flaky coat present on the metal.

What Is Rust? Rust ( Fe2O3鈥H2O) is an iron oxide 鈥?usually reddish-brown 鈥?and is the common term for corrosion of iron and its alloys (steel, cast iron, etc.). Corrosion is described as the destruction of materials by chemical reactions with different substances in the environment.