SATHEE: Chemical Thermodynamics Question 44

Chemical Thermodynamics Question 44

Question: Which one of the following has $Δ S^{o}$ greater than zero [AIIMS 2003]

Options:

A) $C a O + C O_{2} (g)$ ⇌ $C a C O_{3} (s)$

B) $N a C l, (a q)$ ⇌ $N a C l (s)$

C) $N a N O_{3} (s)$ ⇌ $N a^{+} (a q) + N O_{3}^{-} (a q)$

D) $N_{2} (g) + 3 H_{2} (g)$ ⇌ $2 N H_{3} (g)$

Show Answer

Answer:

Correct Answer: C

Solution:

$N a N O_{3}$ is a solid, which is converted to liquid ions.

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