Select the word or phrase from the drop-down menu to describe ionic compounds.
a formula unit represents the simplest ratio of elements in a
of an ionic compound.
a crystal is made up of
there are two magnesium ions for every two sulfide ions in. magnesium sulfide. the ratio of mg to sin
the formula unit is
donis

A formula unit represents the simplest ratio of elements in a  

✔ crystal

of an ionic compound.

A crystal is made up of  

✔ many atoms that are arranged in a regular pattern.

There are two magnesium ions for every two sulfide ions in magnesium sulfide. The ratio of Mg to S in the formula unit is  

✔ 1:1

.

Explanation:

did it on edge 2020