Why is O₂ necessary for rusting?
Oxygen is necessary for rusting because it reacts with iron to form iron oxide (rust). The reaction requires both oxygen and water, where oxygen in the air reacts with iron in the presence of moisture to create rust. Related Questions: Choose Arrhenius acids from the following compounds: HF, NH₃, H₂SO₄, SO₂, H₂S, H₂O Which salt … Read more