Science, asked by 7979949738, 1 year ago

when a copper object is exposed to moist air for a long time then a green coating is formed on its surface ​


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Answers

Answered by Anonymous
25

Answer:

Due to formation of CuO

Copper metal when exposed to air turns green in colour due to oxidation. When copper vessel is exposed to air in rainy season, the metal reacts with gases and moisture and atmospheric oxygen to form a coat of CuO. This gives a green colour to the surface of copper metal.

2Cu + O₂ -------> 2CuO

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Answered by arshukapoor
23

Answer:

Explanation:

yes, when copper objects are exposed to air then green coating is formed this formation is known as corrosion of copper.COPPER reacts with water and Carbon dioxide and oxygen present in atmosphere which gives copper hydroxide and copper carbonate which turns the vessel green...

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