Cracking the Code: Chemical Reactions & Equations

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Across
  1. 6. Principle stating mass is neither created nor destroyed in a chemical reaction
  2. 7. Reaction where ions are exchanged between two compounds
  3. 9. Reactions in which heat is released along with the formation of products
  4. 11. Symbolic representation of a chemical reaction
  5. 13. The new substance formed during the reaction
  6. 14. Reactions in which energy is absorbed
  7. 15. Reaction where a single compound breaks down into simpler substances
  8. 16. Equation with unequal numbers of each atom of each element on both sides
  9. 18. Decomposition of a substance using electric current
  10. 19. List of elements ordered by their reactivity
Down
  1. 1. Gain of oxygen in a reaction
  2. 2. Equation with equal numbers of each atom of each element on both sides
  3. 3. The substances that undergo chemical change in the reaction
  4. 4. Reaction where two or more substances combine to form a single new compound
  5. 5. Reaction involving oxygen and producing heat and light
  6. 8. Loss of oxygen in a reaction
  7. 10. Gradual destruction of metals due to reaction with moisture, acids, etc.
  8. 12. The solid insoluble substance formed
  9. 15. Reaction where a more reactive element displaces a lesser reactive metal in a compound
  10. 17. Formation of iron oxide due to reaction with oxygen and moisture