Chemical Kinetics

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Across
  1. 2. A reaction intermediate is a compound _______ in one step and consumed in another
  2. 3. A very exothermic reaction may be slow because it has a ______ activation energy
  3. 6. Rate of reaction is expressed as ___________ over time
  4. 13. When __________ increases, particles move faster and with more energy ∴ speeding up the reaction rate
  5. 14. In a potential energy diagram, activation energy is represented by a _____
  6. 15. The minimum potential energy that particles have to collide with before they react
  7. 17. The rate of the reaction can be affected differently by each _______
  8. 21. The ________ mechanism determines the overall rate of the reaction
  9. 22. When the concentration of a reactant is doubled, and it is a 2nd order reaction, the reaction rate will _____
  10. 23. The slow step mechanism has the _____ order
  11. 25. Decreasing surface area will _______ the rate of the reaction
  12. 26. If particles do not collide in the correct __________ the reaction will not occur
  13. 27. The ________________ is a high energy state between reactants and products
  14. 29. A heterogeneous catalyst is where the catalyst and reactants are in _______ states
  15. 30. In terms of molecularity, a mechanism with 3 reacting molecules is called __________
Down
  1. 1. Activation energy can be determined by the______
  2. 4. Step-by-step sequence of elementary reactions by which an overall chemical change occurs
  3. 5. A reaction involving two reactant molecules is ________
  4. 7. Reactions often don’t occur in the __________ indicated by the chemical equation
  5. 8. The time required for half of a sample to decay
  6. 9. In the equation r=K[X]ˢ[Y]ⁿ, k represents a ________
  7. 10. The difference in potential energy between products and reactants is _____
  8. 11. A theory that states that for a reaction to occur, reactant particles must collide with sufficient energy and proper orientation
  9. 12. On a maxwell-boltzmann distribution graph, adding a catalyst makes the activation energy move _______
  10. 16. A negative sign indicates the rate of _________ of a reactant
  11. 18. Adding a _____ to a reaction ∴ speeds up the reaction rate
  12. 19. Chemical kinetics is used to determine ways to control the______ of a reaction
  13. 20. A reaction whose rate is independent of the concentration of the reactant(s)
  14. 24. the sum of the exponents in the rate law equation
  15. 28. 1st order reactions occur in both chemical and _____ changes