Chemical Energetics

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Across
  1. 4. An explosive gas
  2. 6. A _____ reaction may occur both ways in a chemical reaction
  3. 8. An alternative source of energy
  4. 10. An example of an exothermic reaction
  5. 11. A _____ reaction turns products into reactants
  6. 12. A reaction that releases energy
Down
  1. 1. Remains of dead plants & animals
  2. 2. A type of fossil fuel
  3. 3. A _____ reaction turns reactants into products
  4. 5. One condition to change the equilibrium
  5. 7. No overall changes in the reaction
  6. 9. A reaction that absorbs energy