JEE Main Chemistry question

When metallic copper comes in contact with moisture, a green powder/pasty coating can be seen over it. This is chemically known as

Answer: (B)

Solution

Cu+O_2+CO_2+H_2O\rightarrow Cu(OH)_2\cdot CuCO_3. The green patina/coating formed on copper exposed to

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-147423