MCQ
For which reaction from the following, $\Delta S$ will be maximum
- A$Ca(s) + \frac{1}{2}{O_2}(g) \to CaO(s)$
- ✓$CaC{O_3}(s) \to CaO(s) + C{O_2}(g)$
- C$C(s) + {O_2}(g) \to C{O_2}(g)$
- D${N_2}(g) + {O_2}(g) \to 2NO(g)$
✓
Answer
Correct option: B.
$CaC{O_3}(s) \to CaO(s) + C{O_2}(g)$
(b)Solid $\xrightarrow{{}}$ Gas, $\Delta S$ is maximum.
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