Is aluminum oxide soluble in water?

Nsoluble in water, easily soluble in strong alkali and strong acid.

Aluminum oxide is an inorganic substance, a high-hardness compound, with a melting point of 2054°C and a boiling point of 2980°C. It is an ion crystal that can be ionized at high temperatures and is often used to make refractory materials.

Aluminum oxide is a white solid that is difficult to dissolve in water. It is odorless, tasteless,extremely hard, and easy to absorb moisture without deliquescing.