Compléter Question 36Version en ligne Acidic , basic and amphoteric par CHUA BI YUN Moe 1 H2 2MgO 2HCl MgO NaOH 3H2O + ? MgCl2 + 2 3H2 NaOH 6HCl 2AlCl3 2H2O Al2O3 + ? + 3 2NaAl HCl 2H2O 2NaOH 3H2O 3NaOH Al2O3 + + ? ( OH ) 4 4 2H2O H2 HCl Na2SO4 2NaOH 3NaOH SO3 + ? +