Question

CuSo4-Cu-Cu,(No3)2-Cu(OH)2-CuO-CuSo4

Answer 1

CuSO4 + Zn = ZnSO4 + Cu

3Cu + 8HNO3 = 3Cu(NO3)2 + 2NO + 4H2O

Cu(NO3)2 + 2NaOH = Cu(OH)2 + 2NaNO3

Cu(OH)2 (t)= CuO + H2O

CuO + H2SO4 = CuSO4 + H2O