chemistry vocabulary

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Across
  1. 2. law of action reaction
  2. 6. run side to side in rows
  3. 8. the valance elecrons determime the reactivity of an element
  4. 9. smallest part of an element
  5. 12. the electrons in the outside electron cloud
  6. 14. a table that is arranged into periods and groups
  7. 15. a chnage where a substances atoms are rearranged into a new substances
  8. 16. are in the nucleus and have a positive charge
  9. 18. force=mass x acceleration
  10. 20. the law of inertia
  11. 21. in the middle of the atom
Down
  1. 1. can be malleable, luster, a conductor, and ductile
  2. 3. small particles in the electron cloud
  3. 4. an objects tendency to remain the same
  4. 5. a cloud that surrounds the atom
  5. 7. a change in size, color, shape, or state of matter
  6. 10. can be brittle, a insulator and can be dull
  7. 11. run up and down in columns
  8. 13. based on how many electrons are in them
  9. 17. can have properties of both a metal or non metal
  10. 19. are in the nucleus and has a negative charge