Chemistry · Metals and Non-metals
When a copper vessel is exposed to moist air for a long time, it acquires a dull green coating. This green substance is a mixture of which of the following?
- 1Copper oxide and copper hydroxide
- 2Copper hydroxide and copper carbonate✓
- 3Copper oxide and copper carbonate
- 4Copper hydroxide and copper sulphate
Correct answer
Copper hydroxide and copper carbonate
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