What happened when copper vessel is exposed to moist air for long time

1.	What happened when copper vessel is exposed to moist air for long time in science of 8th class?
Answer» 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.

What happened when copper vessel is exposed to moist air for long time in science of 8th class?

Answer»

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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What happened when copper vessel is exposed to moist air for long time in science of 8th class?

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