Science Crossword

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Across
  1. 2. Found on the Left side of the Periodic Table
  2. 4. Found on the Right side of the Periodic Table
  3. 5. An atom with more or less Electrons than it normally has
  4. 7. This reaction gives off Water, carbon dioxide, and heat
  5. 10. 1 complex substance becomes 2 or more simpler substances
  6. 12. Mass divided by Volume equals this
  7. 14. A reaction where heat is given off
  8. 16. A change that cannot be undone
  9. 18. The ability for a substance to react with another substance
Down
  1. 1. What a reaction begins with
  2. 3. A sub-atomic particle with a positive charge
  3. 5. A bond between a metal and a nonmetal
  4. 6. A change that can be undone
  5. 8. 2 or more simple substances become 1 complex substance
  6. 9. What is at the end of a reaction
  7. 11. A sub-atomic particle with a neutral charge
  8. 13. A bond between 2 nonmetals
  9. 15. A sub-atomic particle with a negative charge
  10. 17. A reaction where heat is taken in
  11. 19. An atom with more or less Neutrons than it normally has