4Al + 3O2 = 2Al2O3
Al2O3 +3 H2SO4 = Al2(SO4)3 +3 H2O
Al2(SO4)3 + 6NaOH = 2Al(OH)3 + 3Na2SO4
Al(OH)3 + 3HCl = AlCl3 + 3H2O
2AlCl3 -> 2Al + 3Cl2
4Al + 3O2 = 2Al2O3
Al2O3 +3 H2SO4 = Al2(SO4)3 +3 H2O
Al2(SO4)3 + 6NaOH = 2Al(OH)3 + 3Na2SO4
Al(OH)3 + 3HCl = AlCl3 + 3H2O
2AlCl3 -> 2Al + 3Cl2