Chemistry Unit Test Review

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Across
  1. 4. When bases are put in water, they release _____________ ions.
  2. 5. When put into water, acids release _________ ions.
  3. 6. In a chemical reaction the atoms will be
  4. 9. A phase change is a type of
  5. 10. A solution that has a pH above 7 is a ______
  6. 12. When hydronium, H3O+ and hydroxide, OH- react what is produced is ______________
  7. 13. When energy is released, bonds are _____________
  8. 14. Chemical energy is energy that is present in _____________
Down
  1. 1. This type of paper indicator give the specific pH
  2. 2. Energy is transferred from the surroundings to the reactants in an _____________ reaction
  3. 3. Energy is released to _________ bonds
  4. 7. In an exothermic reaction, energy is transferred from the reactants and is __________ into the surroundings.
  5. 8. The reactants are different from the products in a ________change
  6. 10. Energy was absorbed to ________ bonds
  7. 11. When acids and bases neutralize they produce a _________