Chemical Reactions

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Across
  1. 2. Ending material in a reaction
  2. 5. Starting material in a reaction
  3. 6. represents a reaction using formulas that does NOT indicate amounts
  4. 8. Synthesis is also known as a __ reaction
  5. 9. a precipitate is _ in water
  6. 11. used to write chemical formula
  7. 13. another name for a synthesis reaction
  8. 15. __ are Substances that produce hydroxide ions
  9. 17. BaCl2 + H2SO4 -> BaSO4 + 2HCl
  10. 18. Substances that produce hydrogen ions are called __
  11. 22. dissolved in water
  12. 23. Single-displacement is when one of reactants is a __ element
  13. 24. has only one reactant
  14. 25. an ion that appears but is not directly involved in the reaction
  15. 27. negatively charged ions
  16. 29. only shows the ions that are involved in the chemical reaction
Down
  1. 1. What reaction separates elements?
  2. 3. names of reactant(s) and product(s) are written
  3. 4. Double-displacement reaction is also known as __ reaction
  4. 6. Cu + 2AgNO3 -> Cu(NO3)2 + 2Ag
  5. 7. ranking of reactivity of metals
  6. 10. each side of the equation has the same number of atoms for each element
  7. 12. Ca + O2 -> CaO
  8. 14. It is usually combustion when __ is a reactant
  9. 16. Na + Cl2 -> 2NaCl
  10. 19. Used to balance a chemical equation
  11. 20. speeds up a reaction, but is not part of the reaction
  12. 21. shows all dissolved compounds as ions
  13. 26. Positively charged ions
  14. 28. has only one product