Aaron - chemistry

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Across
  1. 5. weight of an atom
  2. 6. a science that deals with the structure and properties of substances and with the changes that they go through
  3. 8. the creator of the periodic table
  4. 11. how an element reacts with other elements
  5. 13. a substance that cant be broken down into a simpler substance
  6. 15. a display of the elements
  7. 17. something created from a chemical reaction
  8. 18. a change where a substance is altered but it does not become another substance
  9. 19. a substance that changes during a reaction
  10. 20. smallest part of an element
Down
  1. 1. a subatomic particle in an atom that has a negative charge
  2. 2. a homogeneous mixture of two or more substances
  3. 3. a thing made up of two or more elements
  4. 4. a change where a substance changes into another
  5. 7. a mixture that is the same
  6. 9. the center of an atom
  7. 10. How an element looks, feels, weighs, etc
  8. 12. the creation of a solid from a solution
  9. 14. a subatomic particle inside an atom that does not have an electrical charge
  10. 16. one of my favorite things at school
  11. 18. a subatomic particle inside an atom that has a positive charge