ChemistryUntitled

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Across
  1. 3. = Substance formed after a chemical reaction.
  2. 8. = Substance that slows down a chemical reaction.
  3. 9. = A chemical reaction that releases heat energy.
  4. 10. = A chemical reaction that absorbs heat energy.
  5. 11. = Gain of electrons during a chemical reaction.
  6. 12. = Substance that takes part in a chemical reaction.
  7. 13. = Symbolic representation of a chemical reaction.
  8. 14. = Reaction in which two or more substances combine to form a single product.
Down
  1. 1. = Coating iron or steel with zinc to prevent rusting.
  2. 2. = Reaction between an acid and a base producing salt and water.
  3. 4. = Reaction in which one element replaces another in a compound.
  4. 5. = Loss of electrons during a chemical reaction.
  5. 6. = Reaction in which one compound breaks into simpler substances.
  6. 7. = Reaction in which a substance burns in oxygen.
  7. 13. = A substance that speeds up a chemical reaction without being consumed.