1. Electrons that are free to move in metals 2. For a monatomic ion, is equal to the charge

3. The force that holds two atoms together
4. A charged particle containing more than one atom

5. A positively charged ion
6. A negatively charged ion

7. An ionic compound whose aqueous solution conducts electricity

8. The name for most ionic compounds other than oxides

9. Represents the way electrons exist in metals

10. A charged particle containing only one atom

11. The energy needed to separate the ions of an ionic compound

12. The electrostatic force that holds oppositely charged particles together

13. A mixture of elements that has metallic properties

14. A mixture formed when small atoms fill holes in a metallic crystal

15. A polyatomic ion composed of an element bonded to at least one oxygen atom

16. Shows the simplest ratio of ions in an ionic compound
17. The attraction of a metallic cation for delocalized electrons