AG (KJ per mole O₂) -300 -600 -1050 4 Cu+O₂-2 Cu₂0 2 Zn+0₂-2 ZnO 2C+0₂-2 CO 4/3 Al + O₂-2/3 Al₂O₂ 1000 Temperature (°C) 2000 What is the overall reaction when 2Zn(s) + O2(g) → 2ZnO(s) + 701kJ is coupled with the reduction of Cu₂0(s) to Cu(s)? Will it be spontaneous at 1000 Celsius? Why and why not?

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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AG° (kJ per mole O₂)
-300
-600
-1050
4 Cu + O₂-2 Cu₂0
.….......
2 Zn + 0₂ → 2 ZnO
2C+0₂-2 CO
4/3 AI + O₂ → 2/3 Al₂O,
1000
Temperature (°C)
2000
What is the overall reaction when
2Zn(s) + O2(g) → 2ZnO(s) +701kJ is coupled with
the reduction of Cu₂0(s) to Cu(s)?
Will it be spontaneous at 1000 Celsius? Why and why
not?
Transcribed Image Text:AG° (kJ per mole O₂) -300 -600 -1050 4 Cu + O₂-2 Cu₂0 .…....... 2 Zn + 0₂ → 2 ZnO 2C+0₂-2 CO 4/3 AI + O₂ → 2/3 Al₂O, 1000 Temperature (°C) 2000 What is the overall reaction when 2Zn(s) + O2(g) → 2ZnO(s) +701kJ is coupled with the reduction of Cu₂0(s) to Cu(s)? Will it be spontaneous at 1000 Celsius? Why and why not?
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