Aluminium Oksida Dengan Asam Klorida

Aluminium oxide (Al2O3) reacts with hydrochloric acid (HCl) to form aluminium chloride (AlCl3) and water (H2O) through a chemical reaction. The balanced equation for this reaction is:

Al2O3 + 6HCl → 2AlCl3 + 3H2O

In this reaction, the aluminum oxide acts as a base while the hydrochloric acid acts as an acid. The H+ ions from the acid react with the OH- ions from the base to form water, while the remaining ions form the salt, which in this case is aluminum chloride.

This reaction is exothermic, meaning it releases heat. The reaction rate can be increased by heating the mixture or by using concentrated hydrochloric acid.

Aluminum chloride is used in various industrial applications such as catalysts, pigments, and as a component in the production of certain types of polymers.