Unstable oxide film is formed on the surface of

1.	Unstable oxide film is formed on the surface of
Answer» > ii) UNSTABLE oxide layer: This is formed on the surface of noble metals such as Ag, AU, Pt. As the METALLIC STATE is more stable than oxide, it decomposes back into the metal and oxygen. Hence, oxidation corrosion is not possible with noble metals.

Answer»

ii) UNSTABLE oxide layer:

This is formed on the surface of noble metals such as Ag, AU, Pt. As the METALLIC STATE is more stable than oxide, it decomposes back into the metal and oxygen. Hence, oxidation corrosion is not possible with noble metals.

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Unstable oxide film is formed on the surface of