aluminium hydroxide

Aluminium hydroxide. Aluminium hydroxide is amphoteric. Like sodium or magnesium hydroxides, it will react with acids. This is showing the basic side of its nature. With dilute hydrochloric acid, a colourless solution of aluminium chloride is formed. Al(OH) 3 + 3HCl AlCl 3 + 3H 2 O. But aluminium hydroxide also has an acidic side to its nature.