Chemistry

12345678910111213141516171819
Across
  1. 2. anything that has mass and takes up space
  2. 4. a process involving one or more substance changing into a new substance
  3. 6. liquid, solid, gas
  4. 8. combining of two or more substances
  5. 10. intermediate between a solution and a suspension that will not separate out (cornstarch & water)
  6. 11. electrostatic force that hold oppositely charged particles together (table salt-NaCl)
  7. 12. measure of the amount of matter that an object contains
  8. 13. when atoms share electrons (water-H2O)
  9. 15. neutral particle in an atom
  10. 17. an atom with a different amount of neutrons than protons
  11. 18. the amount of protons in an atom
  12. 19. a mixture that allows light to pass through it (salt water)
Down
  1. 1. electrons farthest away from the nucleus of an atom
  2. 3. negative charged particle in an atom
  3. 5. when the physical properties of an substance change
  4. 7. a cloudy mixture that over time will separate out (flour & water)
  5. 9. positive charged particle in an atom
  6. 14. the amount of protons and neutrons in an atom
  7. 16. negatively or positively charged atom