Al2O3 + HCl = AlCl3 + H2O;
Al2O3 + KOH = H2O + KALO2;
Al (OH)3 + H2SO4 = Al2 (SO4)3 + H2O;
Al(OH)3 + KOH = K [( Al (OH)4].
Al2O3 + HCl = AlCl3 + H2O;
Al2O3 + KOH = H2O + KALO2;
Al (OH)3 + H2SO4 = Al2 (SO4)3 + H2O;
Al(OH)3 + KOH = K [( Al (OH)4].