PPT-Chapter 20 - Electrochemistry

Jennie L Borders Section 201 Oxidation States and OxidationReduction Reactions Oxidation is loss of electrons Reduction is gain of electrons Electrochemistry is the study of the relationships between electricity and chemical reactions. Electrochemistry. Corrosion: A Case of Environmental Electrochemistry. Electrolytic Cells: Nonspontaneous Reactions. Important Biochemical Oxidation-Reduction Cycles. The Corrosion of Iron. ~ 25% of the steel in the United States is made to replace steel that has corroded (rusted), which is caused by the oxidation of iron.. Chapter 20 . Electrolysis. Electrolysis. is the use of electricity to bring about a chemical reaction..  . Redox. reactions occur at the electrodes..  . At . the . cathode(-). a . reduction. reaction occurs (gain . Options. H. istory. Galvani. noted the muscular reaction in dissected frog’s legs when they were in contact with two different metals.. Allesandro. Volta. Volta. produced cells and batteries by separating copper and zinc plates with salt solution.. QUESTION. Meals Ready to Eat (. MREs. ) were developed during the Vietnam War. They need hot water to be reconstituted. The military includes a small packet of metal to heat the water through an oxidation-reduction reaction. Which metal do you think is . Electrochemistry. Cell Potential: Output of a Voltaic Cell. Free Energy and Electrical Work. Cell EMF. Standard Reduction Potentials. The larger the difference between . E. . red. values, the larger . Today…. Turn in:. Nothing. Our Plan:. Test Results. Notes – Redox Equations. Worksheet #1. Homework (Write in Planner):. Redox Equation WS due Friday. 6% Curve. A. 2. B. 5. C. 4. D. 1. F. 4. Average. Announcements I. Homework Set 1.3 Solutions Posted (no problems will be collected). Exam 1. Mar. . . 7. th. Will review topics on Thursday. Will cover all electronics topics and electrochemistry (Ch. 13 most or all of Ch. 14). E-mail: . benzene4president@gmail.com. Web-site: http://clas.sa.ucsb.edu/staff/terri/. Electrochemistry . – ch 11. 1. Consider the following reaction: . a. What substance is getting reduced?. b. How many moles of electrons are transferred?. Dr. Namphol Sinkaset. Chem 201: General Chemistry II. I. Chapter Outline. Introduction. Balancing Redox Reactions. Galvanic Cells. Standard Reduction Potentials. . E. °. cell. , Δ. G. °, and . K. (Redox Titration). 1. Announcements. Midterm. :. . Monday, May . 2, 2016 . from . 11:00 . am – . 11:55 . am in CS . 76, . NO . MAKE UP EXAM. .. . The midterm is a closed book exam. No lab notebooks, no lab manuals, no lecture materials or other materials are allowed. If you are with OSD, make sure to inform them early enough so that they have room for you.. active electrode. alkaline battery. anode. battery. cathode. cathodic. . protecdtion. cell notation. cell potential. circuit. concentration cell. corrosion. current. dry cell. electrical potential. electrical work. 238 Chapter 7  ­\n\n€‚\nƒ„
„ ELECTROCHEMISTRY AT YOUR Electrochemistry . - study of the interchange of chemical & electrical energy (p. 837). (Review Ch. 4. Aqueous Chemistry: . Redox. ; ½ Reaction Writing; Determining . Oxidatn. #). Oxidation- Reduction Reactions.