SATHEE: Chemical Thermodynamics Question 158

Chemical Thermodynamics Question 158

For the reaction, $ C+O_2\to CO_2;,\Delta H=-393,\text{kJ} $

$ 2Zn+O_2\to 2ZnO;,H=-412,\text{kJ} $

Options:

A) Carbon can reduce ZnO to Zn

B) Oxidation of carbon is not feasible

C) Oxidation of Zn is not feasible

D) Zinc liberates more heat than carbon during oxidation

Show Answer

Answer:

Correct Answer: D

Solution:

$ ZnO+C\to Zn+CO_2 $

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Chemical Thermodynamics Question 158

For the reaction, $ C+O_2\to CO_2;,\Delta H=-393,\text{kJ} $

Options:

Answer:

Solution:

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