Question 16If copper is kept in open air, it slowly loses its shining – InterviewSolution

1.	Question 16If copper is kept in open air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of(a) CuSO4 (b) CuCO3 (c) Cu(NO3)2 (d) CuO
Answer» Question 16 If copper is kept in open air, it slowly loses its shining brown surface and gains a green coating. It is due to the formation of (a) ${CuSO}_{4}$ (b) ${CuCO}_{3}$ (c) ${Cu(NO}_{3})_{2}$ (d) $CuO$

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