Have you ever seen a greenish deposit on the surface of copper vessels what is that cbse class8 chemistry 2015
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Have you ever seen a greenish deposit on the surface of copper vessels, what is that? cbse-class8-chemistry-2015

cbse-class8-chemistry-2015


By:Fututron

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When a copper vessel is exposed to moist air for long time, it acquires a dull green coloured coating on its surface;this green material is the mixture of copper hydroxide and copper carbonate. Reaction is as follow:
2Cu+H20+CO2+02 ----> Cu(OH)2 + CuCO3

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When a copper vessel is exposed to moist air for long time, it acquires a dull green coloured coating on its surface;this green material is the mixture of copper hydroxide and copper carbonate. Reaction is as follow:
2Cu+H20+CO2+02 ----> Cu(OH)2 + CuCO3

13priya

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Be first to dislike this answer
Talk about this|Once you have earned teacher badge you can edit this questionDelete|Like|Dislike|
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