If copper is kept open in air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of :
A. CuSO4
B. CUCO3CO(OH)2
C. CU(NO3)2
D. CuO.
Answer:B
If copper is kept open in air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of :
A. CuSO4 B. CUCO3CO(OH)2 C. CU(NO3)2 D. CuO.