Question

what happens when silver and copper articles are exposed to air write the correct answer and i will mark you the brainliest and follow you.

Answer 1

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The colour is black. Explanation: on reacting with oxygen, Cu and Ag form CuO and AgO respectively which are black.

Answer 2

Answer:

they get corroded due to their reaction with moisture in air

• Silver : gets a black coating on it

forms AgO ( silver oxide )

• Copper : gets a greenish colour coating on it

forma CuO ( copper oxide )