Chemistry Unit Test Review

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