Chemistry Unit 8 Crossword

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Across
  1. 5. if the reaction feels cold, heat is being ___
  2. 8. classify: AB -> A + B
  3. 10. in this type of chemical reaction, heat energy is absorbed
  4. 12. if the reaction feels hot, heat is being ___
  5. 13. a molecule of two of the same atom bonded together-has a 2 in the formula
  6. 14. in this type of chemical reaction, heat energy is released
  7. 15. classify: AB + C -> AC + B is which type of displacement?
Down
  1. 1. classify: CxHy + O2 -> CO2 + H2O
  2. 2. the phase change from gas to liquid
  3. 3. classify: A + B -> AB
  4. 4. a solid formed from mixing two aqueous solutions
  5. 6. the change in heat energy in a chemical reaction
  6. 7. the energy needed to start a chemical reaction is known as the ____ energy
  7. 9. the end chemicals in a chemical reaction
  8. 11. the starting chemicals in a chemical reaction
  9. 13. classify: AB + CD -> AD + CB is which type of displacement?