When a copper vessel is exposed to moist air for along time, it acquir – InterviewSolution

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1.	When a copper vessel is exposed to moist air for along time, it acquires a dull green coating. Thiscoating is formed due to the reaction of copper with20.(1) O2, H2 and H2O(2) CO2, 02 and H2Og-S02 and H20(4) CO2 O2 and H2
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