Chemical Thermodynamics Question 314
Question: For the reaction, $ C+O_2\to CO_2;,\Delta H=-393,J $
$ 2Zn+O_2\to 2ZnO;,H=-412,J $ Which one is correct-
Options:
A) Carbon can reduce ZnO to Zn
B) Oxidation of carbon is not feasible
C) Oxidation of Zn is not feasible
D) Z’n liberates more heat than carbon during oxidation
Show Answer
Answer:
Correct Answer: D
Solution:
- $ ZnO+C\to Zn+CO $