Matter Part 2

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Across
  1. 2. the substance that is dissolved
  2. 5. elements that are shiny and conduct heat and electricity
  3. 8. area outside of the nucleus where the electrons are found
  4. 13. elements that are in group 16; includes oxygen and sulfur
  5. 15. elements that are dull and do not conduct heat and electricity
  6. 16. elements that are part of the transition metals; many are radioactive
  7. 18. the part of the Periodic Table that is arranged by increasing atomic number
  8. 21. elements in groups 3-12, includes most of the well-known metals
  9. 22. atoms with the same number of protons but different number of neutrons
  10. 23. a substance that is physically combined
  11. 24. the number of protons
  12. 25. elements in group 2 that form useful compounds
  13. 27. elements that are in group 15; includes nitrogen that makes up 80% of the air we breath
  14. 28. elements that are in group 13; includes aluminum is the most abundant
  15. 31. the ability of the solute to dissolve in a solvent at a certain temperature
  16. 34. a mixture that appears to be a single substance
  17. 35. the type of matter that is found on the Periodic Table
  18. 36. neutral particles of an atom found in the nucleus
Down
  1. 1. elements that are in group 18; unreactive nonmetals
  2. 3. elements that are part of the transition metals; many are used to make steel
  3. 4. elements that are in group 17; very reactive nonmetals
  4. 5. elements that have properties of both metals and nonmetals
  5. 6. the number of protons plus the number of neutrons
  6. 7. elements and compounds
  7. 9. the part of the Periodic Table that is arranged by similar properties
  8. 10. elements in group 1 that are the most reactive
  9. 11. charged particles of an atom found in the nucleus
  10. 12. a mixture where the particles do not settle out
  11. 14. negatively charged particles of an atom found in electron clouds
  12. 17. a pure substance that is combined chemically
  13. 19. a measure the amount of solute dissolved in solvent
  14. 20. a word that means repeating
  15. 26. elements that are in group 14; these form compounds that are necessary for living things
  16. 29. a mixture where the particles are big enough to settle out
  17. 30. element that does not belong to a group because its properties do not match
  18. 32. the substance that does the dissolving
  19. 33. the smallest unit of matter that makes up all matter