Question

Rani noticed a green coating on a Copper vessel which had been left Open for long time. The green material is a mixture of a_.​

Answer 1

Answer:

rust

Explanation:

when the copper get moisture from the air

Answer 2

Answer:

corrosion

Explanation:

Copper metal when exposed to air turns green in colour due to corrosion. When copper vessel is exposed to air in rainy season, the metal reacts with gases and moisture and the atmospheric gases to form a mixture of copper carbonate (CuCO3) and copper hydroxide( Cu(OH)2)

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