https://www.khanacademy.org/science/ap-chemistry-beta/x2eef969c74e0d802:applications-of-thermodynamics/x2eef969c74e0d802:cell-potential-and-free-energy/v/standard-cell-potential 2022-01-11T22:17:00.362877679Z Standard cell potential Standard cell potential is the potential of a cell when all reactants and products are in their standard states. The standard potential for any cell can be calculated by subtracting the standard reduction potential of the half-reaction occurring at the anode from the standard reduction potential of the half-reaction occurring at the cathode. Jay video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Standard cell potential Standard cell potential is the potential of a cell when all reactants and products are in their standard states. The standard potential for any cell can be calculated by subtracting the standard reduction potential of the half-reaction occurring at the anode from the standard reduction potential of the half-reaction occurring at the cathode. https://cdn.kastatic.org/ka-youtube-converted/nBZ4PDBhSrY.mp4/nBZ4PDBhSrY.mp4 419 Electrode potentials and their applications https://www.khanacademy.org/science/chemistry/oxidation-reduction/cell-potential/v/standard-reduction-potentials 2021-06-01T06:56:21Z Standard reduction potentials How to use a table of standard reduction potentials to calculate standard cell potential. Identifying trends in oxidizing and reducing agent strength.  Jay video https://cdn.kastatic.org/googleusercontent/_HHxmfkSZ_36SBhjUmdbg3cvpcH__FbaI5v7rbjHhFMBBnCLxYc2riHJUjgrvWTING9ArMamJHKFf_aqbbmfx95P Standard reduction potentials How to use a table of standard reduction potentials to calculate standard cell potential. Identifying trends in oxidizing and reducing agent strength.  https://cdn.kastatic.org/ka-youtube-converted/oAOq55MPJpM.mp4/oAOq55MPJpM.mp4 550 Electrode potentials and their applications https://www.khanacademy.org/science/ap-chemistry-beta/x2eef969c74e0d802:applications-of-thermodynamics/x2eef969c74e0d802:cell-potential-and-free-energy/v/worked-example-calculating-e-using-standard-reduction-potentials 2022-10-05T02:43:18.611402953Z Worked example: Calculating E° using standard reduction potentials The standard potential, E°, for a redox reaction is the difference between the standard reduction potentials of the reduction and oxidation half-reactions. In this video, we'll use this relationship to calculate the E° for the redox reaction between Ag⁺(aq) and Cr(s). Jay video https://cdn.kastatic.org/ka_thumbnails_cache/7541b029-9eef-4a3c-9c81-97bbbb900559_1280_720_base.png Worked example: Calculating E° using standard reduction potentials The standard potential, E°, for a redox reaction is the difference between the standard reduction potentials of the reduction and oxidation half-reactions. In this video, we'll use this relationship to calculate the E° for the redox reaction between Ag⁺(aq) and Cr(s). https://cdn.kastatic.org/ka-youtube-converted/PNolxY6rOKk.mp4/PNolxY6rOKk.mp4 321 Electrode potentials and their applications https://www.khanacademy.org/science/inorganic-chemistry-essentials-class-12/x394d65b18d218904:the-d-block-elements/x394d65b18d218904:properties-of-transition-metals/e/standard-electrode-potentials-and-chemical-reactivity 2026-04-07T23:17:37.123726494Z Standard electrode potentials and chemical reactivity Reactivity of transition metals can be understood by studying its standard electrode potentials. Let's apply these concepts we learned by solving a few questions. Revathi exercise https://www.khanacademy.org/science/grade-12-chemistry-snc-aligned/x7a43e770fc9e15cf:electrochemistry/x7a43e770fc9e15cf:electrode-potentials-and-their-applications/v/concentration-cell-edited 2023-09-10T17:11:17.624018169Z Concentration cell Concentration cells are relevant when varying zinc sulfate concentrations generate voltage. Oxidation and reduction play key roles in balancing these concentrations. The Nernst equation steps in to calculate cell potential, providing a complete understanding of electrochemistry basics. Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT related content. These videos do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or seen in any Khan Academy video. Jay video https://cdn.kastatic.org/googleusercontent/KQ8tC_LMAay3kmsNnyve_fDBhDphMYuXHkjLYATsqi9qYYXTcedVj9p1T9l023Ap0py5i4BLYie3N1MUTQblyY67 Concentration cell Concentration cells are relevant when varying zinc sulfate concentrations generate voltage. Oxidation and reduction play key roles in balancing these concentrations. The Nernst equation steps in to calculate cell potential, providing a complete understanding of electrochemistry basics. Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT related content. These videos do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or seen in any Khan Academy video. https://cdn.kastatic.org/ka-youtube-converted/xdarp2VBwNk.mp4/xdarp2VBwNk.mp4 543 Electrode potentials and their applications https://www.khanacademy.org/science/chemistry/oxidation-reduction/cell-potentials-under-nonstandard-conditions/v/using-the-nernst-equation 2021-01-04T18:35:19Z Using the Nernst equation Using the Nernst equation to calculate the cell potential when concentrations are not standard conditions.  Jay video https://cdn.kastatic.org/googleusercontent/-9SxkPhBWoJ3t4iwa5fFPHAvASrKy03_TEv2RIzEb6KC_NRT2uyS-WxqgOaxWR-BEIKYB_s_N37i3j-EYEMWCy0M Using the Nernst equation Using the Nernst equation to calculate the cell potential when concentrations are not standard conditions.  https://cdn.kastatic.org/ka-youtube-converted/WqsJNtBEKtg.mp4/WqsJNtBEKtg.mp4 690 Electrode potentials and their applications https://www.khanacademy.org/science/revision-term-1-tg-chemistry-class-12/x1c9114a2545341f7:week-2/x1c9114a2545341f7:electrochemistry-and-chemical-kinetics/e/calculating-cell-potentials-using-the-nernst-equation 2025-01-16T17:26:38.722179937Z Calculating Cell Potentials using the Nernst Equation Let's solve a few problems to see how the value of cell potential changes with the concentration of electrophile under non standard conditions. Aanchal Arora exercise https://www.khanacademy.org/science/grade-12-chemistry-snc-aligned/x7a43e770fc9e15cf:electrochemistry/x7a43e770fc9e15cf:electrode-potentials-and-their-applications/v/nerst-equation-edited 2023-09-10T17:11:17.624018169Z Nernst equation Explore the Nernst equation and its importance in calculating cell potential under non-standard state conditions. Understand how changing concentrations can alter the instantaneous cell potential. Learn about the different forms of the Nernst equation, including the base 10 logarithm form. Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT related content. These videos do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or seen in any Khan Academy video. Jay video https://cdn.kastatic.org/googleusercontent/dFLcJOGX70FFd6geH74Cqkn3ujrNGexkLc6b6F-5lSmhON6I2u_1PXWZoCqTY14F9sxyuCnS_FvqbI8RtvZgwxMP Nernst equation Explore the Nernst equation and its importance in calculating cell potential under non-standard state conditions. Understand how changing concentrations can alter the instantaneous cell potential. Learn about the different forms of the Nernst equation, including the base 10 logarithm form. Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-prep/mcat) for MCAT related content. These videos do not provide medical advice and are for informational purposes only. The videos are not intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of a qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read or seen in any Khan Academy video. https://cdn.kastatic.org/ka-youtube-converted/5Ixp_0r5YWk.mp4/5Ixp_0r5YWk.mp4 351 Electrode potentials and their applications