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4 Written questions

3 Multiple choice questions

  1. What is a catalyst?
  2. What is a synthesis reaction?
  3. What is a reactant?

3 True/False questions

  1. A substance that forms in a chemical reaction.What is a reactant?


  2. A chemical reaction in which heat is released to the surroundings.What is an exothermic reaction?


  3. A reaction in which one element or radical takes the place of another element or radical in a compound.What is a synthesis reaction?