Chemical Reactions Vocabulary

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Across
  1. 2. a reaction in which two or more substances combine to form a new compound
  2. 4. A state of balance
  3. 5. a chemical reaction that occurs when a substance reacts with oxygen, releasing energy in the form of heat and light
  4. 6. a reaction in which a single compound breaks down to form two or more simpler substances
  5. 7. yield actual yield/theoretical yield x 100
  6. 8. substance that speeds up the rate of a chemical reaction
  7. 11. A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction.
  8. 12. A solid that forms from a solution during a chemical reaction.
  9. 13. a chemical change in which one element replaces a second element in a compound
  10. 14. A chemical substance that is present at the start of a chemical reaction
Down
  1. 1. reaction a chemical change that involves an exchange of positive ions between two compounds
  2. 2. a chemical equation that does not indicate the relative amounts of reactants and products
  3. 3. chemical equation with the same number of atoms of each element on both sides of the equation
  4. 9. dissolved in water
  5. 10. A substance produced in a chemical reaction