# What is the formula of alumina?

##### 1 Answer
Oct 11, 2016

For aluminum oxide, alumina? $A {l}_{2} {O}_{3}$ is the typical compound.

#### Explanation:

$A {l}_{2} {O}_{3}$ is the typical compound. This is widely used in industry as a material in the manufacture of glass, as an abrasive, and as an ingredient in sun blocks, and for other stuff.