Question

When a copper vessel is exposed to moist air for long, it acquires a dull green coating. The green material is a mixture of *
1 point
a) Copper oxide and Copper Nitrate
b) Copper hydroxide & Copper Carbonate
c) Copper carbonate and Copper sulphate
d) Copper hydroxide and Copper Nitrate​

Answer 1

Answer:

I think you answer is copper hydroxide and copper carbonate