Question #4e131

1 Answer
Dr. Hayek
Aug 10, 2016

A formula unit of an ionic compound describes the relative number and kind of elements making the compound.

Explanation:

A formula unit of an ionic compound describes the relative number and kind of elements making the compound.

For example, the formula unit of aluminum oxide is #Al_2O_3#.

This means that the aluminum oxide is made from #Al# (aluminum) and #O# (oxygen). Moreover, it indicates that every two aluminum ions are attracted by three oxygen ions.

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