Ionic compounds are chemical compounds composed of ions held together by electrostatic forces. Here are a few example sentences using the phrase "ionic compound":

1. Sodium chloride is a common ionic compound used as table salt.

2. Ionic compounds like calcium fluoride are essential for maintaining strong and healthy bones and teeth.

3. The properties of ionic compounds, such as their high melting points and good electrical conductivity, make them useful in various industrial applications.

4. Ionic compounds like potassium iodide are employed in medicine and photography.

5. Ionic compounds form when atoms lose or gain electrons, resulting in the formation of positively charged cations and negatively charged anions.