13 Su06 Data - Data Sheet 1. Standard Electrode Potentials...

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Data Sheet 1. Standard Electrode Potentials Half-reaction E o 1/2 (V) H 2 O 2 (aq) + 2H + (aq) + 2e 2H 2 O( l ) +1.78 Cl 2 (g) + 2e 2Cl (aq) +1.36 O 2 (g) + 4H + (aq) + 4e 2H 2 O( l ) +1.23 Br 2 ( l ) + 2e 2Br (aq) +1.07 Ag + (aq) + e Ag(s) +0.80 Fe 3+ (aq) + e Fe 2+ (aq) +0.77 O 2 (g) + 2H + (aq) + 2e H 2 O 2 (aq) +0.68 I 2 (s) + 2e 2I (aq) +0.54 Cu 2+ (aq) + 2e Cu(s) +0.34 Sn 4+ (aq) + 2e Sn 2+ (aq) +0.154 Cu 2+ (aq) + e Cu + (aq) +0.153 2H + (aq) + 2e H 2 (g) –0.00 Pb 2+ (aq) + 2e Pb(s) –0.126 Sn 2+ (aq) + 2e Sn(s) –0.136 Ni 2+( aq) + 2e Ni(s) –0.28 Cd 2+ (aq) + 2e Cd(s) –0.40 Fe 2+ (aq) + 2e Fe(s) –0.44 Cr 3+ (aq) + 3e Cr(s) –0.74 Zn 2+ (aq) + 2e Zn(s) –0.763 Mg 2+ (aq) + 2e Mg(s) –2.37 Li + (aq) + e Li(s) –3.05 2. Constants R = 8.314 J mol –1 K –1 R = 0.0821 L-atm mol –1 K –1
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This note was uploaded on 07/23/2008 for the course CHEM 112 taught by Professor Vandersluys,lorschmid,kylem during the Fall '07 term at Pennsylvania State University, University Park.

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