Collision Theory

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Across
  1. 2. In order to effectively initiate a reaction, collisions must be sufficiently energetic (kinetic energy) to break chemical bonds; this energy is known as the ____________________ energy
  2. 4. Reactions that absorb heat energy from the surroundings are called ____________________ reactions
  3. 6. molecules must _____________ in order to react.
  4. 8. When the total surface area of the reactant increases,the ________________ of effective collision increases
  5. 9. Reactions that release heat energy to the surroundings are called ________________ reactions
  6. 10. The rate of reaction depends on the frequency of ______________ collisions
Down
  1. 1. When temperature increases,the ____________ energy of the reactant particles increases
  2. 3. For collisions to be successful, reacting particles must collide with sufficient energy, and with the proper ________________
  3. 5. Collision between particles with energy less than the activation energy or in the wrong orientation is called an _______________ collision
  4. 7. To increase the rate of a reaction, there must be _________________ the frequency of effective collisions