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7. Note that there are two entries for oxygen gas on the table of standard reduction potentials, one under acidic conditions, and one under basic conditions. Based on these data, is the oxidation of silver metal by oxygen gas thermodynamically favorable under basic conditions?

7. Note that there are two entries for oxygen gas on the table of standard reduction potentials, one under acidic conditions, and one under basic conditions. Based on these data, is the oxidation of silver metal by oxygen gas thermodynamically favorable under basic conditions?

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Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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7. Note that there are two entries for oxygen gas on the table of standard reduction potentials, one under acidic conditions, and one under basic conditions. Based on these data, is the oxidation of silver metal by oxygen gas thermodynamically favorable under basic conditions? Table 20.1 Standard Reduction Potenttals in Aqueous Solution at 25 "C Reduction Half-Reaction E (V) F(g) + 2e 2F (aq) +2.87 HO,(ag) + 2 H (aq) PbO,(s) + SO, (aq) →2 H,O(e) +1.77 H(aq) PbSO.(s) + 2 HO() +1.685 Mno. (aq) +8H (aq) Mn (aq) + 4 H,0(O +1.51 Au (aq) +30 Au(s) 2a-(aq) 2 C (aq) + 7 H,0() 1.50 +1.36 Cr0, (aq) + 14 H (aq) +1.33 O(9) + (aq) +1.229 Bre) 2 Br (aq) +1.08 2 H,0() 2 OH (aq) NO, (aq) 4H*(aq) NO(g) +0.96 OCI (aq) a (aq) +0.89 Hg() 0.855 oz+ (be). 5H Ag (aq) Ag(s) +0.709 Hg, 2 Hg() 0.789 Fe" (aq) (aq) +0.771 I(s) + 2 e 21(aq) +0.535 Oz(9) + 2 H,O() 4 OH (aq) +0.40 Cu" (aq) + 2 Cuts) +0.337 Sn (aq) +20 Sn (aq) 0.15 2H*(aq) +2e Hy(9) 0.00 Sn (aq) +2e Sn(s) 0.14 N (aq) Ni(s) 0.25 (aq) 255 PbSo.(s) + ze Pb(s) 0.356 Cd (aq) +2e Fe (aq) Ca(s) 0.40 Fe(s) -0.44 Zn (aq) Zn(s) 0.763 2 H0(e) + 2e He(g) + 2 OH (aq) 0.8277 A (aq) 3e Al(s) -1.66 Mg(aq) Mg(s) -2.37 Na (aq) Na(s) -2.714 K*(aq) K(s) -2.925 Li"(aq) + Li(s) -3.045 * In volts (V) versus the standard hydrogen electrode.
Transcribed Image Text:7. Note that there are two entries for oxygen gas on the table of standard reduction potentials, one under acidic conditions, and one under basic conditions. Based on these data, is the oxidation of silver metal by oxygen gas thermodynamically favorable under basic conditions? Table 20.1 Standard Reduction Potenttals in Aqueous Solution at 25 "C Reduction Half-Reaction E (V) F(g) + 2e 2F (aq) +2.87 HO,(ag) + 2 H (aq) PbO,(s) + SO, (aq) →2 H,O(e) +1.77 H(aq) PbSO.(s) + 2 HO() +1.685 Mno. (aq) +8H (aq) Mn (aq) + 4 H,0(O +1.51 Au (aq) +30 Au(s) 2a-(aq) 2 C (aq) + 7 H,0() 1.50 +1.36 Cr0, (aq) + 14 H (aq) +1.33 O(9) + (aq) +1.229 Bre) 2 Br (aq) +1.08 2 H,0() 2 OH (aq) NO, (aq) 4H*(aq) NO(g) +0.96 OCI (aq) a (aq) +0.89 Hg() 0.855 oz+ (be). 5H Ag (aq) Ag(s) +0.709 Hg, 2 Hg() 0.789 Fe" (aq) (aq) +0.771 I(s) + 2 e 21(aq) +0.535 Oz(9) + 2 H,O() 4 OH (aq) +0.40 Cu" (aq) + 2 Cuts) +0.337 Sn (aq) +20 Sn (aq) 0.15 2H*(aq) +2e Hy(9) 0.00 Sn (aq) +2e Sn(s) 0.14 N (aq) Ni(s) 0.25 (aq) 255 PbSo.(s) + ze Pb(s) 0.356 Cd (aq) +2e Fe (aq) Ca(s) 0.40 Fe(s) -0.44 Zn (aq) Zn(s) 0.763 2 H0(e) + 2e He(g) + 2 OH (aq) 0.8277 A (aq) 3e Al(s) -1.66 Mg(aq) Mg(s) -2.37 Na (aq) Na(s) -2.714 K*(aq) K(s) -2.925 Li"(aq) + Li(s) -3.045 * In volts (V) versus the standard hydrogen electrode.
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