Test-exam 2

c if all data are used the mean value of ca

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Unformatted text preview: computations are done. 16 Standard Reduction Potentials at 25°C A. Acidic Aqueous Solution Half-reaction F2(g) + 2 e- 2 FH2O2(aq) + 2 H+ + 2 e- 2 H2O(l) MnO4- + 8 H+ + 5 e- Mn2+ + 4 H2O(l) Cl2(g) + 2 e- 2 ClCl2(l) + 2 e- 2 ClCr2O72- + 14 H+ + 6 e- 2 Cr3+ + 7 H2O(l) O2(g) + 4 H+ + 4 e- 2 H2O(l) Br2(l) + 2 e- 2 BrNO3- + 4 H+ + 3 e- NO(g) + 2 H2O(l) Ag+ + e- Ag(s) Fe3+ + e- Fe2+ O2(g) + 2 H+ + 2 e- H2O2(aq) I2(s) + 2 e- 2 ICu+ + e- Cu(s) Cu2+ + 2 e- Cu(s) Cu2+ + e- Cu+ 2 H+ + 2 e- H2(g) V3+ + e- V2+ Cr3+ + e- Cr2+ Fe2+ + 2 e- Fe(s) Cr3+ + 3 e- Cr(s) Zn2+ + 2 e- Zn(s) Cr2+ + 2 e- Cr(s) Al3+ + 3 e- Al(s) Mg2+ + 2 e- Mg(s) Na+ + e- Na(s) Ca2+ + 2 e- Ca(s) Sr2+ + 2 e- Sr(s) Ba2+ + 2 e- Ba(s) Cs+ + e- Cs(s) Rb+ + e- Rb(s) K+ + e- K(s) Li+ + e- Li(s) B. Basic Aqueous Solution Half-reaction OCl- + H2O(l) + 2 e- Cl- + 2 OHHO2- + H2O(l) + 2 e- 3 OHMnO4- + 2 H2O(l) + 3 e- MnO2(s) + 4 OHO2(g) + H2O(l) + 2 e- OH- + HO2- E°, volts +2.87 +1.76 +1.51 +1.36 +1.39 +1.36 +1.23 +1.07 +0.96 +0.80 +0.77 +0.70 +0.54 +0.52 +0.34 +0.16 +0.00 -0.26 -0.42 -0.44 -0.74 -0.76 -0.90 -1.67 -2.36 -2.71 -2.84 -2....
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This note was uploaded on 03/03/2011 for the course CHEM 100A taught by Professor Dai during the Spring '06 term at UCSD.

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