Chemical Reactions

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Across
  1. 3. substance that undergoes a chemical change
  2. 5. reaction that absorbs energy
  3. 7. reaction that makes new substances
  4. 10. reaction that releases energy
  5. 11. exchange of ions between two compounds
  6. 12. shorthand way to show a chemical reaction
Down
  1. 1. reaction combining 2 elements to make a new, more complex compound
  2. 2. substances that result from a chemical reaction
  3. 4. reaction where atoms of one element take the place of another element
  4. 6. substance that changes the rate of a chemical reaction
  5. 7. reaction when a compound burns in oxygen
  6. 8. state where a chemical reaction and its reverse are happening at the same time and rate
  7. 9. reaction where a compound is broken down to 2 simpler substances