Question

Write the chemical name of corrosion.

Answer 1

Corrosion is a chemical process (oxidation) rather than a single compound. For common examples:

• Rust (corrosion of iron): hydrated iron(III) oxide, commonly written Fe2O3·H2O (or more generally ).\[\ce{Fe2O3·nH2O}\]
• Copper patina: copper carbonate,\[\ce{CuCO3}\]
• Silver tarnish: silver sulfide, Ag₂S
• Aluminium oxide: \[\ce{Al2O3}\]