Chemistry Finals Crossword Puzzle

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Across
  1. 2. energy it takes to remove an e-
  2. 3. covalent bonded atoms with charge
  3. 6. gives off energy
  4. 8. positive charged ion
  5. 12. atom with charge
  6. 16. composition is uniform
  7. 19. metals delocalized e-
  8. 21. safety regulations followed during lab
  9. 22. elements with same atomic #; position of table
  10. 23. mix of substances not chemically combined
  11. 25. how bad an atom wants to bond to e-
  12. 26. nonmetals, share e-
  13. 28. reactivity or chemical composition
  14. 29. negitve charged ion
  15. 30. way of giving info about the chemical proportions of atoms
  16. 35. composition is not uniform
  17. 37. unstable isotope that will decay
  18. 38. small to high energy on EM
  19. 39. amount doesnt matter
  20. 40. range of wavelengths in radiation
Down
  1. 1. distribution of electrons in a atom
  2. 4. metal +nonmetal bonds, transfers e-
  3. 5. e- returns to original level
  4. 7. amount matters observed or measured
  5. 9. e- gains energy and jumps to high level
  6. 10. educated guess
  7. 11. size of atom
  8. 13. the theory that all matter is made up of tiny indivisible particles
  9. 14. emits alpha particles
  10. 15. small nuclei combines to form 1 large nuclei
  11. 17. safety data sheet
  12. 18. emits gamma radiation
  13. 20. observed or measured
  14. 24. large nuclei splits to form smaller nuclei
  15. 27. substance's ability to dissolve in liquid
  16. 31. fixed composition
  17. 32. eats away
  18. 33. well-sustained explanation
  19. 34. emits an e-, neutron becomes proton
  20. 36. shows valence e-