Experiment 12

Experiment 12 - Cu Mg Zn Al Sn CaCl2 CuCl2 X X X X X MgCl2...

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Unformatted text preview: Cu Mg Zn Al Sn CaCl2 CuCl2 X X X X X MgCl2 ZnCl2 AlCl3 SnCl2 X X X X X BEGINNING QUESTION What are the most ac metals of those we lo DATA AND CALCULATI Write an equation for occurs EVIDENCE AND ANALY Discuss why you say t active BEGINNING QUESTION: What are the most active and least active metals of those we looked at? DATA AND CALCULATIONS: Write an equation for each reaction that occurs EVIDENCE AND ANALYSIS: Discuss why you say they are most or least active Mg/MgCl2 Zn/ZnCl2 Al/AlCl3 Sn/SnCl2 Cu/CuCl2 1.53, 1.6 0.945 ,0.97 0.686, 0.71 0.529, 0.527 Mg/MgCl2 Zn/ZnCl2 Al/AlCl3 X X X 0.596, 0.625 X X 0.91, 0.88 X X 1.1, 1.023 0.424, 0.453 0.174, 0.155, 0.178, 0.15, 0.17, 0.18 DATA AND Draw a ga above and -anode an -where re -which dir DATA AND CALCULATION: Draw a galvanic cell for one of the reactions above and label the parts -anode and cathode -where reduction and oxidation are occuring -which direction are electrons being transfered Group JSND ZJL SM, JS GB JBE LK CR Time 600 600 600 600 1200 1200 1200 Current Total Charge Mass Deposited n 0.32 192 0.01 1.2 720 0.08 0.6 360 0.12 0.6 353 0.13 0.34 406.8 0.13 0.15 180 0.05 0.14 165 0.06 0 0 0 0 0 0 0 F 96838 288000 93750 87633 ### ### 88710 BEGINNING QUE What is your va DATA AND CALC make a graph o charge EVIDENCE AND Compare your v Constant. (% d BEGINNING QUESTION: What is your value of F? DATA AND CALCULATIONS: make a graph of mass deposited versus total charge EVIDENCE AND ANALYSIS: Compare your value of F to actual Faraday's Constant. (% difference) ...
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