Question

viết pthh cho sơ đồ sau cao->ca(oh)2->cu(oh)2->cuo->cuso4->feso4->fe

Answer 1

CaO + H₂O --> Ca(OH)₂

Ca(OH)₂ + CuCl₂ --> Cu(OH)₂\(\downarrow\) + CaCl₂

Cu(OH)₂ --t^o--> CuO + H₂O

CuO + H₂SO₄ --> CuSO₄ + H₂O

CuSO₄ + Fe --> FeSO₄ + Cu\(\downarrow\)

FeSO₄ + Zn --> ZnSO₄ + Fe\(\downarrow\)