Chapter 13 Vocabulary Afrodite Poulos

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Across
  1. 1. Forming bonds ________ energy
  2. 5. A substance that is the result of a chemical change
  3. 7. A substance that undergoes chemical change
  4. 11. Plus sign has to be on product side of arrow
  5. 13. must be added to break bonds
  6. 14. Little number to the right of the element or compound
  7. 15. Chemical reactions rearrange...
Down
  1. 2. Energy is transferred to reactions from surroundings (usually cool)
  2. 3. Energy transfers from reactants to surroundings (usually as heat)
  3. 4. A single element reacts with a compound and takes the place of another single element in that compound
  4. 6. The energy stored in molecules that can be released during a reaction
  5. 8. The _____ in a chemical reaction always points to the product
  6. 9. Big number to the left of the element or compound
  7. 10. Plus sign has to be on reactant side of arrow
  8. 12. A compound and an oxidant is reacted to produce heat and a new product