What happened when copper vessel is exposed to moist air for long time in science of 8th class?
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When copper vessel is exposed to moist air for long time , the metal reacts with gasses and moisture and atmospheric gasses to form a mixture of copper carbonate and copper hydroxide. This gives green colour to the surface of the copper metal.
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State. Answer: Copper forms a green deposit on its surface when exposed to air which is usually a mixture of copper carbonate and copper hydroxide.
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