Chemistry

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Across
  1. 5. a property of non-metal
  2. 9. the columns on the periodic table
  3. 10. represented by the letter K on the periodic table
  4. 12. a particle with a negative charge
  5. 13. a mixture of two or more substances
  6. 14. particles moving from high to low concentration
  7. 16. a reaction when there is a change of state
  8. 18. a single type of atom
  9. 19. represented by the letters Au on the periodic table
Down
  1. 1. compounds and elements together
  2. 2. represented by the letters Na on the periodic table
  3. 3. the substance being dissolved
  4. 4. two elements chemically bonded
  5. 6. a particle with a positive charge
  6. 7. a particle with a neutral charge
  7. 8. a reaction when a new substance is formed
  8. 11. a property of metal
  9. 15. the substance that does the dissolving
  10. 17. the rows on the periodic table