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Online Videos –

Electrochemistry

These videos of our regular classes are available to our regular class students.

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Each lesson is broken up into a few videos. In the description below each video, you can look for the content or question that you would like to view or revisit.

19  Electrochemical Cells (Week 1)
2020-J2A-17 Electrochemical Cells (1-1).
Video 1-1

  • Introduction

  • Redox reactions (review)

  • Q1: recognising redox reactions

  • Half-equations

  • Electrolytes

2020-J2A-17 Electrochemical Cells (1-2).
Video 1-2

  • Electrochemical cells

  • Common types of half-cells

2020-J2A-17 Electrochemical Cells (1-3).
Video 1-3

  • Q3: drawing a cell diagram

  • Q4: cell notations

2020-J2A-17 Electrochemical Cells (1-4).
Video 1-4

  • Electrode potentials

  • Standard hydrogen electrodes (S.H.E.) and standard electrode potentials

2020-J2A-17 Electrochemical Cells (1-5).
Video 1-5

  • Standard cell potentials

  • Q5: half-equations, cell diagram, cell notation

  • Q6, Q7, Q11

2020-J2A-17 Electrochemical Cells (1-6).
Video 1-6

  • Comparing oxidising and reducing strengths

  • Q15, Q16

19  Electrochemical Cells (Week 2)
2020-J2A-17 Electrochemical Cells (2-1).
Video 2-1

  • Predicting feasibility of redox reactions

  • Relationship between Gibbs free energy change and standard cell potential

  • Q17, Q18, Q19

2020-J2A-17 Electrochemical Cells (2-2).
Video 2-2

  • Q21, Q22: predicting redox reactions

  • Q25, Q26: reactions with vanadium ions

  • Q28: disproportionation reactions

  • Q30

2020-J2A-17 Electrochemical Cells (2-3).
Video 2-3

  • Q32: Predicting applicability of homogeneous catalysts

  • Q31

2020-J2A-17 Electrochemical Cells (2-4).
Video 2-4

  • Q33: Effects of non-standard conditions on cell potentials

2020-J2A-17 Electrochemical Cells (2-5).
Video 2-5

  • Q35

2020-J2A-17 Electrochemical Cells (2-6).
Video 2-6

  • Q37, Q40, Q42, Q43

19  Electrolytic Cells
2020-J2A-19 Electrolytic Cells (1-1).jpg
Video 1-1

  • Introduction to electrolytic cells

  • Products discharged during electrolysis: NaCl(l), NaCl(aq), and CuSO4(aq)

2020-J2A-19 Electrolytic Cells (1-2).jpg
Video 1-2

  • Q2: determining products discharged

  • Q3: electrolysis of aqueous ethanoic acid

2020-J2A-19 Electrolytic Cells (1-3).jpg
Video 1-3

  • Q7, Q9, Q11: determining products discharged (MCQ)

2020-J2A-19 Electrolytic Cells (1-4).jpg
Video 1-4

  • Quantitative electrolysis

  • Faraday's constant

  • Quantity of charge and Faraday's Law

  • Q12, Q13

2020-J2A-19 Electrolytic Cells (1-5).jpg
Video 1-5

  • Q14: determining oxidation states of metal ions

  • Q15: determining products discharged, and oxidation states of metal ions

2020-J2A-19 Electrolytic Cells (1-6).jpg
Video 1-6

  • Q21, Q22, Q24, Q26: quantitative electrolysis (MCQ)

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