Chemical Reactions

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Across
  1. 1. chemical reaction in which one reactant breaks down into two or more products
  2. 8. occur when parts of two ionic compounds are exchanged, making two new compounds
  3. 9. Chemical reactions in which heat energy is released
  4. 10. reaction occurs when a compound or element reacts with oxygen gas to release energy
  5. 11. a reaction in which two or more substances combine to form a single new substance
Down
  1. 2. s a reaction between an acid and a base to give salt and water as the products
  2. 3. occurs when a more reactive element displaces, or pushes out, a less reactive element
  3. 4. occurs when two solutions are mixed and a solid substance (precipitate) is formed as a result of the reaction
  4. 5. name
  5. 6. reactions that involve the transfer of electrons from one species to another
  6. 7. Chemical reactions that involve the absorption of energy