A greyish coating formed on silver in the presence of air
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Grayish coating formed on the silver in the presence of air is mainly due to the oxidation of silver.
Then it would form the silver oxide forming the grayish layer on the surface.
The oxygen reacts with the metal to form the oxides of metal.
Mostly, the metals such as the silver and copper would form the forms a layer of oxide reducing rate of corrosion.
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Answer:silver oxide
Explanation:
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