4Al+3O2=2Al2O3
Al2I3+3H2SO4=Sl(SO4)3+3H2O
Al3(SO4)3+6KOH=3K2SO4+3Al(OH)3
2Al(OH)3=(t)Al2O3+3H2O
Al2O3+6HCl=2AlCl3+3H2O
4Al+3O2=2Al2O3
Al2I3+3H2SO4=Sl(SO4)3+3H2O
Al3(SO4)3+6KOH=3K2SO4+3Al(OH)3
2Al(OH)3=(t)Al2O3+3H2O
Al2O3+6HCl=2AlCl3+3H2O