Ions and Ionic Compounds

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Across
  1. 2. Two or more atoms with a charge.
  2. 5. Element that already has a full outer shell so is very non-reactive.
  3. 6. Amount of energy contained in a crystal lattice.
  4. 8. Do not form a pattern according to group number.
  5. 11. One atom with a charge.
  6. 14. When an ion is formed the ____ of the element change.
  7. 16. Name given to many ionic compounds.
Down
  1. 1. Tightly packed structure of ions.
  2. 3. Atom or molecule that has a charge because it has lost or gained an electron.
  3. 4. Elements tend to be stable with 8 outer shell electrons.
  4. 7. Ion with a positive charge.
  5. 9. Ion with a negative charge.
  6. 10. Tend to form anions.
  7. 12. Does not change when elements form ions.
  8. 13. Ionic compounds are ______ in charge.
  9. 15. Tend to form cations.