GENERALCHEMISTRY - Electrochemistry, Galvanic Cells, and Overall Cell Potential. Redox, Line Notation, Nernst Equation, and Electrolysis.
LECTURE#1 - Electrochemistry and the Galvanic Cell
17-1 -- Oxidation-Reduction Reactions (Redox Reactions)
- A Typical Redox Reaction
- The Oxidizing Agent and the Reducing Agent
- Redox Half-Reactions
17-2 -- Redox Reactions and Electricity Generation
- Separating the Oxidizing Agent and the Reducing Agent
- Electrochemical Cells
17-2 -- Galvanic Cells
- Galvanic Cell Setup
- The Anode and the Cathode ("OIL RIG")
- The Salt Bridge
- Measuring Voltage with a Voltmeter
Runtime: 18:00
===== ===== ===== =====
LECTURE#2 - Cell Potential (Ecell), Standard Reduction Potentials, and Line Notation
17-4 -- Cell Potential (Ecell)
- The Electromotive Force (emf)
- Calculating the Cell Potential
- Standard Reduction Potentials (E'cell)
17-5 -- Table of Standard Reduction Potentials
17-7 -- Line Notation to Describe an Electrochemical Cell
Runtime: 11:36
===== ===== ===== =====
LECTURE#3 - Galvanic Cell Practice Problems
17-10 -- Inert Electrodes
- Platinum as an Inert Electrode
17-10 -- Galvanic Cell Practice Problems
- Three Practice Problems
- "Completely Describe" the Following Galvanic Cells
Runtime: 15:38
===== ===== ===== =====
LECTURE#4 - The Relationship Between Free Energy and Cell Potential
17-11 -- The Relationship Between Free Energy and Cell Potential
- The Faraday Constant (F)
- Spontaneous vs. Non-Spontaneous Redox Reactions
Runtime: 12:25
===== ===== ===== =====
LECTURE#5 - Concentration Cells, and the Nernst Equation
17-13 -- Concentration Cells
- Direction of Electron Flow
- Designation of Anode and Cathode
17-15 -- The Nernst Equation
- Non-Standard Cell Potentials
Runtime: 14:00
===== ===== ===== =====
LECTURE#6 - Galvanic Cells and the Equilibrium Constant, K
17-17 -- Calculating the Equilibrium Constant (K) for a Redox Reaction
Runtime: 10:05
===== ===== ===== =====
LECTURE#7 - Batteries: the Lead Storage Battery and the Dry Cell Battery
17-18 -- Batteries
- Sources of Direct Current
- The Lead Storage Battery
- The Dry Cell Battery
Runtime: 9:39
===== ===== ===== =====
LECTURE#8 - Electrolysis and the Electrolytic Cell
17-21 -- Electrolysis
- Electrolytic Cells
- Reversal of Electron Flow
- Electrolytic Cells vs. Galvanic Cells
Runtime: 10:39
