Chapter 13 Crossword Ahrianna McCabe

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Across
  1. 4. A color change is one of the indicators that a _____ has occured.
  2. 7. AB + oxygen ---> oxides of A & B + H2O
  3. 8. Law stating that there are no atoms gained or lost during any reaction.
  4. 9. AB + CD ---> AD + CB
  5. 10. A reaction with a net gain of energy.
  6. 11. A reaction with a net release of energy.
Down
  1. 1. A + B ---> AB
  2. 2. A + BC ---> AC + B
  3. 3. AB ---> A + B
  4. 5. Chemical equations must always be _____.
  5. 6. The amount of energy required to pull two bonded elements apart.