2Al2O3 -> 4Al + 3O2
2Al +6 HCl = 2AlCl3 + 3H2
AlCl3 + 3NaOH = Al(OH)3 + 3NaCl
2Al(OH)3 -> Al2O3 + 3H2O
2Al2O3 -> 4Al + 3O2
2Al +6 HCl = 2AlCl3 + 3H2
AlCl3 + 3NaOH = Al(OH)3 + 3NaCl
2Al(OH)3 -> Al2O3 + 3H2O