Advertisements
Advertisements
Question
Gold does not get corroded due to oxidation. Why?
Short/Brief Note
Advertisements
Solution
Gold forms an unstable oxide film on metal surface.They get decomposed on metal surfaces back to metal & oxygen.Consequently, oxidation corrosion is not possible such a case.Thus Pt,Au and Ag don’t go under corrosion
Metal+Oxygen →Metal oxide →Metal+Oxygen.

shaalaa.com
Factors Affecting the Rate of Corrosion- Nature of Metal
Is there an error in this question or solution?
