Thermodynamics Question 54
Question: Adsorption of gases on solid surface is generally exothermic because
[IIT JEE (Screening) 2004]
Options:
A) Enthalpy is positive
B) Entropy decreases
C) Entropy increases
D) Free energy increase
Show Answer
Answer:
Correct Answer: B
Solution:
Due to randomness of particles is reduced since entropy decreases.