LOE 1-4 Review

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Across
  1. 4. Very reactive metals
  2. 5. Describes the physical appearance and composition of a substance
  3. 7. A change in form but not in chemical composition
  4. 9. Made up of more than one pure substance
  5. 13. A cluster of atoms joined together
  6. 14. Positively charged particle
  7. 15. A mixture in which the particles are not uniformly scattered
  8. 16. Made up of protons, neutrons, and electrons
  9. 17. Negatively charged particle
Down
  1. 1. A change in which one or more new substances are formed
  2. 2. Very reactive non-metals
  3. 3. Neutrally charged particle
  4. 5. A material that contains only one type of particle
  5. 6. Description of how a substance interacts with another substance
  6. 8. A mixture in which particles are uniformly scattered
  7. 10. Columns going up and down on the periodic table
  8. 11. Stable elements are in this family
  9. 12. Rows that are across the periodic table