Question

The black coating on silver is an example of

Answer 1

Answer:

corrosion

Explanation:

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Answer 2

Answer:

$\huge\bigstar\huge\tt\underline\red{ᴀɴsᴡᴇʀ }\bigstar$

The black coating on silver is an example of corrosion.The black coating is silver sulphide(ag2s)is formed due to the presence of

H2s gas present in the atmosphere.

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Explanation:

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