Chemical Reactions and Equations

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Across
  1. 1. New substances formed as a result of a chemical reaction
  2. 4. loss of oxygen or gain of hydrogen.
  3. 6. A insoluble solid that is produced as result of a chemical reaction.
  4. 8. A chemical reaction that releases energy to its surroundings
  5. 9. A substance that affects the rate of a chemical reaction without being used up in the reaction
  6. 10. A chemical reaction that absorbs energy from its surroundings
Down
  1. 2. When one reactant gets oxidized while the other gets reduced during a reaction. Such reactions are called as.
  2. 3. A chemical reaction in which a compound breaks down into two or more simpler substances
  3. 5. Color of copper(II) oxide
  4. 7. Gain of oxygen or loss of hydrogen.
  5. 11. Substances that undergo chemical change in the reaction