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ĎAí Chemistry Chapters 17,18,19,20 Study Guide

Define:
1. reaction rate                                 10. Le Chatelierís principle
2. collision theory                             11. acid
3. catalyst                                        12. base
4. activation energy                          13. neutralization
5. enzyme                                        14. pH
6. exothermic                                   15. indicator
7. endothermic                                 16. oxidation
8. delta H                                         17. reduction
9. equilibrium

Questions:
1. List ways to measure a reaction rate.
2. Explain how the following will affect reaction rates:
 surface area
 concentration
 nature of reactants
 temperature
3. How is the speed of a reaction related to activation energy?
4. How does a catalyst  work?
5. Compare exothermic and endothermic reactions in terms of DH.
6. Give an example of LeChatelierís Principle.
7. Compare acids and bases in terms of taste, activity with metals, litmus paper, phenolphthalein test.
8. What is the pH scale?
9. List the rules for assigning oxidation numbers.
 

Problems:
p. 591   6,10
p. 592  16,17,18,20
p. 593   29
p. 625   14,15,16
p. 630   31,32,33
p. 658   25,26
p. 659   27,28
p. 684   3,4,5
p. 686   7