Consider the Ellingham diagram shown below. Choose the INCORRECT statement among the following choices. Ag₂0 500 °C 1500 °C +250 CuQ AG rxn (kJ) O ZnO <-500 -1000 MgO is more stable than SiO, at all temperatures. At 500 °C, ZnO can be reduced to Zn through reaction with Mg. At 500 °C, Ag,0 is more thermodynamically stable than Ag. Ⓒ Above 1500 °C, CO cannot be reduced to C by coupling with the oxidation of Zn. SiO₂ MgO -C → CO₂ C→CO Cao 500 1000 1500 2000 2500 Temperature (°C)
Consider the Ellingham diagram shown below. Choose the INCORRECT statement among the following choices. Ag₂0 500 °C 1500 °C +250 CuQ AG rxn (kJ) O ZnO <-500 -1000 MgO is more stable than SiO, at all temperatures. At 500 °C, ZnO can be reduced to Zn through reaction with Mg. At 500 °C, Ag,0 is more thermodynamically stable than Ag. Ⓒ Above 1500 °C, CO cannot be reduced to C by coupling with the oxidation of Zn. SiO₂ MgO -C → CO₂ C→CO Cao 500 1000 1500 2000 2500 Temperature (°C)
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter16: Thermodynamics: Directionality Of Chemical Reactions
Section: Chapter Questions
Problem 103QRT
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![Consider the Ellingham diagram shown below. Choose the INCORRECT statement among the following choices.
Ag₂0
500 °C
1500 °C
+250
Cuo
AG rxn (kJ)
O
ZnO
SiO₂
MgO
-500
-1000
500
Mg0 is more stable than SiO₂ at all temperatures.
O At 500 °C, ZnO can be reduced to Zn through reaction with Mg.
At 500 °C, Ag,0 is more thermodynamically stable than Ag.
Ⓒ Above 1500 °C, CO cannot be reduced to C by coupling with the oxidation of Zn.
-C → CO₂
C→CO
CaO
1000 1500 2000 2500
Temperature (°C)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F62841455-5e85-4457-ae26-4828fa264c00%2Fd5708c03-98aa-4e03-b94b-e030ce22a9d5%2Fo19snsd_processed.png&w=3840&q=75)
Transcribed Image Text:Consider the Ellingham diagram shown below. Choose the INCORRECT statement among the following choices.
Ag₂0
500 °C
1500 °C
+250
Cuo
AG rxn (kJ)
O
ZnO
SiO₂
MgO
-500
-1000
500
Mg0 is more stable than SiO₂ at all temperatures.
O At 500 °C, ZnO can be reduced to Zn through reaction with Mg.
At 500 °C, Ag,0 is more thermodynamically stable than Ag.
Ⓒ Above 1500 °C, CO cannot be reduced to C by coupling with the oxidation of Zn.
-C → CO₂
C→CO
CaO
1000 1500 2000 2500
Temperature (°C)
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