CuSO4 + 2NaOH = Cu(OH)2 + Na2SO4
Cu(OH)2 (t)= CuO + H2O
CuO + 2HCl = CuCl2 + H2O
CuCl2 + Zn = ZnCl2 + Cu
Fe + H2SO4(p)= FeSO4 + H2
FeSO4 + 2NaOH = Fe(OH)2 + Na2SO4
Fe(OH)2 + 2HCl = FeCl2 + 2H2O
FeCl2 + 2AgNO3 = Fe(NO3)2 + 2AgCl
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Answers & Comments
CuSO4 + 2NaOH = Cu(OH)2 + Na2SO4
Cu(OH)2 (t)= CuO + H2O
CuO + 2HCl = CuCl2 + H2O
CuCl2 + Zn = ZnCl2 + Cu
Fe + H2SO4(p)= FeSO4 + H2
FeSO4 + 2NaOH = Fe(OH)2 + Na2SO4
Fe(OH)2 + 2HCl = FeCl2 + 2H2O
FeCl2 + 2AgNO3 = Fe(NO3)2 + 2AgCl