Question

why is O² necessary for rusting



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Answer 1

Explanation:

⏩ Oxygen is needed for the cathodic reaction in this electrochemical cell. The electrons produced at the anodic sites on the metal surface stay within the metal but lead to the release of electrons at the cathodic sites on the metal surface reducing oxygen to hydroxide at those sites. ⏪

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Answer 2

Answer:

Hey!! Ur answer:

The iron reacts with water and oxygen to form hydrated iron(III) oxide, which we see as rust. Iron and steel rust when they come into contact with water and oxygen – both are needed for rusting to occur.

Explanation:

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