Chemistry · Chemical Reactions and Corrosion
On prolonged exposure to moist air, copper objects lose their shine and develop a green coating. This green layer is chemically composed of which of the following?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Copper carbonate only
- 2Copper hydroxide and Copper oxide
- 3Copper oxide only
- 4Basic copper carbonate✓
Correct answer
Basic copper carbonate
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