Electrochemistry

Chemistry, HSSC-Punjab First Year. This chapter is split into 63 topics and has 1,622 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Ordering oxidizing and reducing power using electrode potentials 20 questions
2. Electrolytic cell: parts and working 23 questions
3. Standard hydrogen electrode (SHE) 20 questions
4. Oxidation numbers of sulfur 30 questions
5. Cells in series: same charge through two electrolytes 24 questions
6. Electrolysis of molten ionic compounds: products 26 questions
7. Faraday constant and moles of electrons 30 questions
8. Mass of metal deposited during electrolysis II 30 questions
9. Oxidation numbers of nitrogen 30 questions
10. Electrochemistry and redox: electron transfer 24 questions
11. Chapter exercise: MCQ and short-answer style items 20 questions
12. Electrode potential and redox equilibrium 21 questions
13. Quick Check and sample problem items (Section 10) 23 questions
14. Oxidation numbers of chromium and manganese 30 questions
15. Constructing redox equations from half-equations 24 questions
16. Volumes of gases liberated during electrolysis 30 questions
17. Oxidation number: concept and significance 25 questions
18. Applications of standard electrode potentials: concept summary 24 questions
19. Nernst equation: cell potentials under non-standard conditions 30 questions
20. Nernst equation: statement and terms 21 questions
21. Avogadro constant by electrolysis: calculations 20 questions
22. Avogadro constant by electrolysis: the experiment 24 questions
23. Quantity of charge: Q = I t 30 questions
24. Electrolysis of aqueous solutions: products at the electrodes 28 questions
25. Oxidation numbers of carbon and phosphorus 30 questions
26. Activity series of metals: concepts and displacement 22 questions
27. Comparing oxidation states of an element 28 questions
28. Balancing by oxidation number method: coefficients 30 questions
29. Species oxidized and reduced in redox reactions 30 questions
30. Redox reactions in electrolysis 20 questions
31. Mass of metal deposited during electrolysis I 30 questions
32. Standard cell potential: calculations 30 questions
33. Dissolved oxygen, BOD and the Winkler method 24 questions
34. Disproportionation reactions 25 questions
35. Activity series of metals: reactivity with water and acids 24 questions
36. Feasibility: halogens, ions and displacement reactions 28 questions
37. Oxidation numbers of iron, copper and other metals 30 questions
38. Faraday, charge and mass relations in electrolysis 23 questions
39. Cell reaction, anode and cathode from electrode potentials 30 questions
40. Balancing redox equations: electrons transferred 30 questions
41. Galvanic cell: construction and working 29 questions
42. Salt bridge in a galvanic cell 22 questions
43. Oxidation number method: steps and rules 24 questions
44. Variation of electrode potential with ion concentration 22 questions
45. Direction of electron flow and polarity of cell terminals 25 questions
46. Oxidation numbers: peroxides, hydrides and exceptions 25 questions
47. Identifying oxidizing and reducing agents in reactions 30 questions
48. Dissolved oxygen and BOD: calculations 24 questions
49. Oxidation and reduction from change in oxidation number 30 questions
50. Electrical double layer 21 questions
51. Photovoltaic cells 22 questions
52. Applications of electrolysis and electrolytic cells 20 questions
53. Galvanic cells versus electrolytic cells 20 questions
54. Feasibility of redox reactions from electrode potentials 30 questions
55. Strength of oxidizing and reducing agents from electrode potentials 30 questions
56. Standard electrode potential and standard conditions 20 questions
57. Oxidation numbers of halogens 30 questions
58. Balancing redox equations: sum of coefficients 30 questions
59. Measuring standard electrode potentials: half-cell types 20 questions
60. Predicting products of electrolysis: electrolyte state, series position, concentration 23 questions
61. Oxidizing and reducing agents: definitions 24 questions
62. Nernst equation: electrode potential of metal/metal-ion half-cells 30 questions
63. Electrolysis: time, current and charge needed 30 questions