Chemical Reactions

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Across
  1. 3. a reaction in which the cationic or the anionic species switch places, creating two new products
  2. 7. substance that takes part in and undergoes change during a reaction.
  3. 10. substance that is in a gaseous, or vaporous, state of matter
  4. 13. quantity of matter within a given object
  5. 15. particle of matter that uniquely defines a chemical element
  6. 16. a reaction that occurs when two compounds interact to form one new compound
  7. 18. single or double replacement reaction in which one product is a solid
  8. 19. small-sized number on the bottom right of the symbol.
  9. 21. when a substance reacts with oxygen, forming light and heat in the form of fire
  10. 23. a reaction that occurs when a compound breaks down into two or more compounds
  11. 25. chemical bond in which one atom loses valence electrons and gains them from another
  12. 26. anything that takes up space and can be weighed.
  13. 27. number in front of the formula.
  14. 28. negatively charged nonmetal ion
Down
  1. 1. equations with simply the chemical formulas of the products and reactants
  2. 2. in a chemical reaction mass is neither created nor destroyed
  3. 4. describes an approach that is used to name simple ionic and molecular compounds
  4. 5. positively charged metal ion
  5. 6. a reaction that occurs when a new compound is formed when one part of a compound is substituted for another part of a compound, creating two new compounds as products.
  6. 8. symbolic representation of a chemical reaction in the form of symbols and formulae
  7. 9. a double replacement reaction in which an acid reacts with a base to form water and salt
  8. 11. chemical bonds formed by the sharing of electrons between atoms.
  9. 12. an arrow that is placed after the reactant or reactants. and points in the direction of the products
  10. 14. type of matter with specific properties that make it less rigid than a solid but more rigid than a gas
  11. 15. solution in which the solvent is water.
  12. 17. equation where the number of atoms of each type in the reaction is the same on both reactants and product sides
  13. 18. substance that is present at the end of a chemical reaction.
  14. 20. represents a chemical reaction using the names of the substances involved
  15. 22. group of atoms bonded together
  16. 24. substance which exists in the solid-state,