1 / 97

Electrochemistry Lesson 3 Oxidation Numbers

Electrochemistry Lesson 3 Oxidation Numbers. Oxidation Numbers HV 2 O 4 -  V 6+ Is the above equation oxidation or reduction? Oxidation numbers are used to quickly determine if oxidation or reduction has occurred in a redox reaction. Rules for Oxidation Numbers Oxidation #

jerom
Download Presentation

Electrochemistry Lesson 3 Oxidation Numbers

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Electrochemistry Lesson 3 Oxidation Numbers

  2. Oxidation Numbers HV2O4- V6+ Is the above equation oxidation or reduction? Oxidation numbers are used to quickly determine if oxidation or reduction has occurred in a redox reaction.

  3. Rules for Oxidation NumbersOxidation # 1. All elements are zero:

  4. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N2

  5. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20

  6. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20 Pb

  7. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20 Pb 0

  8. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20 Pb 0 Na

  9. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20 Pb 0 Na 0

  10. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20 Pb 0 Na 0 O2

  11. Rules for Oxidation NumbersOxidation # 1. All elements are zero: N20 Pb 0 Na 0 O20

  12. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na+

  13. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1

  14. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1 Br-

  15. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1 Br--1

  16. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1 Br--1 MgSO4

  17. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1 Br--1 MgSO4+2

  18. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1 Br--1 MgSO4+2 Al2O3

  19. Rules for Oxidation NumbersOxidation # 2. Ions are their charge Na++1 Br--1 MgSO4+2 Al2O3-2

  20. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O

  21. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2

  22. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2 CO2

  23. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2 CO2-2

  24. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2 CO2-2 O2

  25. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2 CO2-2 O20

  26. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2 CO2-2 O20 CH3COOH

  27. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2. Na2O-2 CO2-2 O20 CH3COOH -2

  28. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2 or in peroxides-1. Na2O-2 CO2-2 O20 CH3COOH -2 HOOH

  29. Rules for Oxidation NumbersOxidation # 3. The oxidation number of O in a compound is –2 or in peroxides-1. Na2O-2 CO2-2 O20 CH3COOH -2 HOOH exception -1

  30. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1.

  31. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1. H2O

  32. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1. H2O +1

  33. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1 H2O +1 C12H22O11

  34. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1 H2O +1 C12H22O11+1

  35. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1 H2O +1 C12H22O11+1 H2

  36. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1 H2O +1 C12H22O11+1 H20

  37. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1 or in metal hydrides -1. H2O +1 C12H22O11+1 H20 NaH

  38. Rules for Oxidation NumbersOxidation # 4. The oxidation number for H in a compound is +1 or in metal hydrides -1. H2O +1 C12H22O11+1 H20 NaH -1

  39. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # SO42-

  40. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers are equal to the charge on the chemical species. Oxidation # oxidation #s SO42-

  41. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s -2 SO42-

  42. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s -2 SO42- Total charge

  43. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s -2 SO42- Total charge-8

  44. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s -2 SO42- Total charge-8 = -2

  45. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s -2 SO42- Total charge+6-8 = -2

  46. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s +6-2 SO42- Total charge+6-8 = -2

  47. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s +6-2+6 SO42- Total charge+6-8 = -2

  48. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # PO43-

  49. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s PO43-

  50. Rules for Oxidation Numbers 5. All other oxidation numbers are assigned so that the sum of all of the oxidation numbers is equal to the charge on the chemical species. Oxidation # oxidation #s -2 PO43-

More Related