Chemistry · Metals and Non-metals
When a copper vessel is exposed to moist air for a long time, it acquires a dull green coating on its surface. This green material is a mixture of which of the following?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Copper sulphate and copper oxide
- 2Copper hydroxide and copper sulphate
- 3Copper carbonate and copper sulphate
- 4Copper carbonate and copper hydroxide✓
Correct answer
Copper carbonate and copper hydroxide
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