General Chemistry - Electrochemistry and the Galvanic Cell

General Chemistry - Electrochemistry, Galvanic Cells, Overall Cell Potential, Redox, Line Notation, and Nernst Equation

Ratings: 4.50 / 5.00




Description

GENERAL CHEMISTRY - 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

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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

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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

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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

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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

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LECTURE #6 - Galvanic Cells and the Equilibrium Constant, K


17-17 -- Calculating the Equilibrium Constant (K) for a Redox Reaction


Runtime: 10:05

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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

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LECTURE #8 - Electrolysis and the Electrolytic Cell


17-21 -- Electrolysis
   
- Electrolytic Cells
   - Reversal of Electron Flow
   - Electrolytic Cells vs. Galvanic Cells


Runtime: 10:39

What You Will Learn!

  • Understand All the Concepts of Electrochemistry in a First Year Chemistry Course
  • Balance Oxidation-Reduction Reactions (Redox Reactions) in Acidic or Basic Solution
  • Write and Balance Redox Half-Reactions
  • Set Up a Galvanic Cell, Assign the Anode and Cathode, Identify the Oxidizing Agent and Reducing Agent, and Calculate the Electricity Generated
  • Calculate the Cell Potential (Ecell), or Electromotive Force (emf) Using Standard Reduction Potentials
  • Write the Line Notation to Describe a Galvanic Cell, or Electrochemical Cell
  • Use and Apply the Nernst Equation, the Faraday Constant, and the Relationship Between Free Energy and Cell Potential
  • Detailed Understanding of Concentration Cells, Batteries, and Electrolytic Cells

Who Should Attend!

  • 1st Year Chemistry Students Taking High School Chemistry
  • 1st Year Chemistry Students Taking High School AP Chemistry
  • 1st Year Chemistry Students Taking College Chemistry
  • 1st Year General Chemistry Students
  • 1st Year Inorganic Chemistry Students