Rates of Reaction
Across
- 6. the forward and reverse reaction will always have an ___ sign on their enthalpies
- 7. slower chemical reactions will have a ____ activation energy
- 9. the unit used to express the average reaction rate is __/LxS
- 10. measuring the pressure or volume of this can also be used to measure reaction rates
- 12. the area of chemistry that deals with rates of reactions
- 13. if the reactants contain more energy than the products on a potential energy diagram, the reaction was ___
- 16. the number of main factors affecting rates of reaction
- 18. the change in this can be used to measure reaction rates
- 19. A theory that states reacting particles must collide at the correct orientation
- 20. if the enthalpy on a potential energy diagram is this, the reaction was exothermic.
- 21. the Y axis on a potential energy diagram
- 25. Maxwell-Boltzman curves for also known as kinetic energy ___ curves
- 27. increasing this will allow more room for separate substances collide
- 29. the only factor affecting rates of reaction which will increase the frequency and effectiveness of collisions
- 31. In terms of speed, the rate limiting step is what, when compared to the others?
- 32. Maxwell-Boltzman curves show that not all particles at a specific temperature share the same ___
- 36. Reactions will occur ___ if the activation energy is low
- 37. affects the rate of reaction without changing itself
Down
- 1. if a forward reaction is exothermic the reverse reaction will be ___
- 2. Compared to an exothermic reaction, the activation energy required for endothermic reaction is ___
- 3. a potential energy diagram represents the change in this
- 4. The Haber process is the process of converting nitrogen gas into this
- 5. Maxwell-Boltzman curves are not plotted at a ___ temperature
- 8. all reactions require activation energy so the bonds can be ___
- 9. a reaction ___ is a step-by-step sequence of elementary reactions by which overall chemical change occurs
- 11. the X axis a potential energy diagram
- 14. Activation energy is known as the ___ in a potential energy diagram
- 15. the ___ rate of reaction will intersect a graph at two points
- 17. the ___ rate of reaction will intersect a graph at one point
- 18. another factor affecting rates of reaction which will increase frequency of collisions
- 22. catalyst provide ___ energy pathways to lower the activation energy
- 23. potential energy is almost always measured in this unit
- 24. average reaction rate = change in concentration / ____
- 26. and activated complex is also known as a ___ state
- 28. the ___ energy is the minimum energy required for an individual reaction to occur
- 30. this is a line in a Maxwell-Boltzman curve which particles past this do not have enough energy to reach activation
- 33. Catalyst accelerate reactions by doing what to the activation energy?
- 34. the units of temperature mainly used when dealing with rates of reaction
- 35. the chemical ___ of reactants will determine how effective the collisions are
- 36. The first name of the man who invented the Haber Process