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JEE Main Chemistry Class 11 Chemical Thermodynamics Part 1 Questions
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Question : 99
Total: 100
For the reactions,
2
C
+
O
2
→
2
C
O
2
;
∆
H
=
−
393
J
2
Z
n
+
O
2
→
2
Z
n
O
;
∆
H
=
−
412
J
[2002]
carbon can oxidise
Z
n
oxidation of carbon is not feasible
oxidation of
Z
n
is not feasible
Z
n
can oxidise carbon.
Validate
Solution:
∆
H
negative shows that the reaction is spontancous. Higher negative value for
Z
n
shows that the reaction is more feasible.
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