2AL+6HCL=2ALCL3+3H2 气体 2AL+3H2SO4=AL2(SO4)3+3H2气体 2Al+2NaOH+H2O=2NaAlO2+3H2气体 2Al(OH)3=（加热）Al2O3+H2O Al2(SO4)3＋6NH3.H2O＝2Al(OH)3沉淀＋3(NH4)2SO4 Al2O3＋6HCl=2AlCl3+3H2O Al2O3+2NaOH=2NaAlO2...