Q. Which of the following conditions will always lead to a non spontaneous change?
A) Positive $\mathrm{\Delta}H$ and positive $\mathrm{\Delta}S$
B) Negative $\mathrm{\Delta}H$ and negative $\mathrm{\Delta}S$
C) Positive $\mathrm{\Delta}H$ and negative $\mathrm{\Delta}S$
D) Negative $\mathrm{\Delta}S$ and positive $\mathrm{\Delta}S$
Explanation
The correct answer is Option C: Positive $\mathrm{\Delta}H$ and negative $\mathrm{\Delta}S$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.