Balancingredoxreacgons isthefollowingreacgonbalanced

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Unformatted text preview: gNO3(aq) AgCl(s) + NaNO3(aq) ReacGon in Aqueous SoluGons (aq) indicates dissolved in water If an ionic compound dissolves in water it separates into its ions, and the ions are “mobile” To emphasize the ions that are parGcipaGng in redox reacGons, ohen write redox reacGons in terms of ionic or net ionic reacGon Take another look at previous examples •  2 NaBr (aq) + Cl2 (g) 2 NaCl (aq) + Br2 (l) •  NaCl (aq) + AgNO3(aq) AgCl(s) + NaNO3(aq) PracGce ½ ReacGons •  IdenGfy the half reacGons for the following: Pt4+(aq) + H2 (g) Pt2+ (aq) + H+ (aq) Is it balanced? Balancing Redox ReacGons •  Is the following reacGon balanced? Cu(s) + Ag+(aq) Cu2+(aq) + Ag (s) •  ½ reacGons: Recognizing half reacGons helps us to understand the technology of an electrochemical cell – a device in which chemical energy can be converted directly to electrical energy Energy from Electron Transfer How can you extract electrical energy from a redox reacGon? before viewing this lecture please complete the POGIL Vo...
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This note was uploaded on 03/15/2014 for the course CH 305 taught by Professor Sutcliffe during the Spring '08 term at University of Texas at Austin.

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