Why do copper vessel lose shine when exsposed to air
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Copper reacts with the atmospheric oxygen to form copper oxide .
therefore it loses shine when exposed to air
therefore it loses shine when exposed to air
Answered by
6
This is because copper is a highly reactive metal which formscopper(II)oxide when in contact with air. Copper(II)oxide is black in colour thus copper vessels lose their shinewhen exposed to air.
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