chemisrty

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Across
  1. 1. what you use when doing an experiment
  2. 4. CO2
  3. 5. has a positive charge
  4. 7. what goes down on the periodic table
  5. 9. helps speed up a chemical reaction
  6. 10. negatively charged ion
  7. 11. has no charge
  8. 15. positively charged ion
  9. 17. Mg
  10. 18. something that is composed of two or more separate elements
  11. 19. what two things are put together to form a compound
  12. 22. what's in group 18
  13. 24. rendering something ineffective or balancing it out
  14. 26. S
  15. 27. first element on the periodic table
  16. 29. the amount of space something takes up
Down
  1. 2. involves two nonmetals
  2. 3. a product splitting apart
  3. 6. has a negative charge
  4. 8. contains lots of hydrogen and carbon
  5. 12. a compound that is highly known, probably the most popular (literal name)
  6. 13. something that cannot be destroyed
  7. 14. involves a metal and a nonmetal
  8. 15. a reaction that starts a fire
  9. 16. the overall weight of something
  10. 20. what happens when you put two things together
  11. 21. a compound switching out one or both of the elements for another one
  12. 23. the act of two elements combining
  13. 25. an element that we need to live
  14. 28. protects hands from chemicals