Chemistry

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Across
  1. 3. I am flat and bendy now
  2. 5. A substance in which things are built upon
  3. 8. WOW shiny
  4. 11. Will react with an Metal to produce a metal salt and hydrogen
  5. 13. The things that make up an object
  6. 14. Stretch
  7. 15. The things that make up everything
  8. 17. The smallest things
  9. 18. A stable subatomic particle occurring in all atomic nuclei
  10. 20. Metal + Oxygen --> Answer
  11. 21. After a reaction
  12. 22. A reaction with metals and oxygen to produce a metal oxide
  13. 23. A chemical reaction with hydrocarbon and oxygen to produce carbon dioxide and water
Down
  1. 1. 24 karat Gold
  2. 2. Something that is done in response to a change or addition of a substance
  3. 4. Things that make up most of what we see
  4. 5. How much electricity flows through me
  5. 6. A metal made by combining two or more metallic elements
  6. 7. The thing plants do
  7. 9. A lot of metals together
  8. 10. Things on the Periodic Table
  9. 12. The thing humans do
  10. 15. Things that are put together and stirred
  11. 16. 1+1=2
  12. 19. A subatomic particle of about the same mass as a proton but without an electric charge