1. Chemistry 281(01) Winter 2014 Instructor: Dr. Upali Siriwardane
CTH :00-11:15 am
Instructor: Dr. Upali Siriwardane  
Office:  311 Carson Taylor Hall ; Phone: ;
Office Hours:  MTW 8:00 am - 10:00 am;
TR 8:30 - 9:30 am & 1:00-2:00 pm.
January 16, Test 1 (Chapters 1&,2),
February 6, 2014 Test 2 (Chapters 3 &4)
February 25, 2014, Test 3 (Chapters 4 & 5),
Comprehensive Final Make Up Exam: February 27, :30-10:45 AM, CTH 311.

2. Chapter 5. Oxidation and reduction

3. Electrochemistry Review

4. Oxidation /Reductions Conventions

5. Rules for assigning oxidation numbers

6. Assigning Oxidation Numbers

7. Reducing Agents and Oxidizing Agents

8. Balancing Redox Equations by the Half-reaction Method

9. Types of electrochemical cells

10. Types of electrochemical cells

11. Zinc-carbon dry cell

12. Zinc-carbon dry cell

13. Lead storage battery

14. Lead storage battery

15. Lead storage battery

16. Voltaic cells

17. Voltaic cells

18. Voltaic cells

19. Voltaic cells

20. Cell diagrams

21. Cell diagrams

22. Electrode potentials

23. Standard hydrogen electrode

24. Electrode potentials

25. Electrode potentials

26. Half reactions

27. Half reactions standard reduction potentials

28. Cell potentials

29. Concentration dependency of E

30. Concentration dependency of E

31. Concentration dependency of E

32. Concentration dependency of E

33. Concentration dependency of E

34. Concentration dependency of E

35. Calculation of cell potentials

36. Calculation of cell potentials

37. Calculation of cell potentials

38. Calculation of cell potentials

39. Cell potential, equilibrium and DG

40. Equilibrium constants

41. Free energy and cell potential

42. Corrosion

43. Rusting

44. Corrosion prevention

45. Electrolytic cells

46. Applying a voltage

47. Applying a voltage

48. Overvoltage or overpotential

49. Overvoltage or overpotential

50. Overvoltage or overpotential

51. Overvoltage or overpotential

52. Electrolytic cells

53. Electrolytic example

54. Electrolytic example

55. Electrolytic example

56. Stoichiometry of electrochemical reactions

57. Stoichiometry of electrochemical reactions

58. Stoichiometry of electrochemical reactions

59. Example

60. Extraction of Elements

61. Ellingham Diagrams

62. Extraction of Iron in a Blast Furnace

64. Bayer process for Aluminum

65. pH electrode

66. pH electrode

67. pH electrode

68. How a pH electrode works