PPT-Chapter 14 REDOX AND POTENTIOMETRIC TITRATIONS

REDOX AND POTENTIOMETRIC TITRATIONS WE WILL LEARN FROM THIS CHAPTER Balancing redox reactions Calculating the reaction equilibrium constant from standard potentials Calculating . And 57375en 57375ere Were None meets the standard for Range of Reading and Level of Text Complexity for grade 8 Its structure pacing and universal appeal make it an appropriate reading choice for reluctant readers 57375e book also o57373ers students Redox potentials are used to infer the direction and free energy cost of reactions involving electron transfer, one of the most ubiquitous and important types of biochemical reactions. Such reductio Starter . What is . redox. ?. Redox – what?. Oxidation and reduction happen at the same time. There is no net gain or loss of electrons.. e. -. You can’t just create them or destroy them!. Example: the . Madou. , UCI, Winter 2012. Class V . Potentiometric. and . Amperometric. Sensors (I). Electrochemistry MAE-295. Table of content. Potentiometric. Sensors. Amperometric. Sensors. Nanosensors. as electrochemical sensors [. Definition. If oxidation occurs, then reduction must also occur. Any chemical process in which elements undergo a change in oxidation number is a . Redox reaction. Example. 2Na + Cl. 2. . → 2Na. Aka REDOX reactions. Electrochemistry. The study of chemical reactions involving the transfer of electrons between reactants. . Oxidation. Loss of electrons. happens at the anode. Reduction. gain of electrons. Photocopy revision guide page 63. Titrations. Objective:. . . to . know how we . carry out titrations. Outcomes. :. be able to calculate solution concentrations, in . mol. dm. -3. and g dm. -3. , . electrons. gained. lost. Red. uction and . ox. idation reactions – . redox. . reactions. o. xygen atoms. lost. gained. A. re . these reactions . examples of oxidation or reduction?. 1. . C. . Organic matter generated with photosynthesis. Organic matter decomposes (. remineralized. ) during respiration. Photosynthesis. Reaction that converts CO. 2. plus nutrients (N, P, other micronutrients) to organic matter and oxygen. AND ADAPTATIONS. Michalis G. Nikolaidis. Department of Physical Education and Sports Science (Serres). Aristotle University of Thessaloniki. Greece. nikolaidis@auth.gr. nikolaidis.weebly.com. Trying to bring some order to chaos. 1675 University Blvd, WEBB 416 & 418. Lab phone:(205) 996-2661. Director: Douglas Moellering, PhD. Research Associates: . Kelley Smith-Johnston, BS: . johnk@uab.edu. Melissa J. Sammy, PhD: . mjsammy@uab.edu. Uriel Abe Contardi. 1. , Mateus Morikawa. 1. . and. Douglas Vieira Thomaz. 2,*. 1. Federal University of Technology - Paraná;. 2. Federal University of . Goiás. * Correspondence: . douglasvthomaz@gmail.com. Reactions. 17.2 Galvanic . Cells. 17.3 Standard . Reduction Potentials. 17.4. . Concentration Cells and Nernst Equation. 17.5. . Batteries and Fuel Cells. 17.6. . Corrosion and Corrosion Prevention. 2A. l. (s) + 3H. 2. SO. 4. (. aq. ) → A. l. 2. (SO. 4. ). 3. (. aq. ) + 3H. 2. (g). Using oxidation numbers, show which element has been oxidised and which has been reduced in this reaction. State the changes in oxidation numbers, including all signs..