Chemistry - Thermodynamics - II Question with Solution | TestHub

ChemistryThermodynamics - IICalculation of DSMedium2 minQB
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If all the following gases are in monoatomic form, which has greater entropy?

Options:

Answer:
D
Solution:

For monoatomic gases the molar entropy (Sackur-Tetrode) rises with molar mass at the same T and P, since a heavier particle has more closely spaced translational levels. Cl is the heaviest of the four, so it has the greatest molar entropy. Matches (d).

Stream:JEESubject:ChemistryTopic:Thermodynamics - IISubtopic:Calculation of DS
⏱ 2mℹ️ Source: QB

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