AIIMS2013Physics-Thermodynamics
AIIMS 2013 Physics Entropy and Spontaneity Assertion Reason Question
Type: Assertion Reason-conceptual-Medium-Class 11
Assertion: Entropy of system increases for a spontaneous reaction. Reason: Enthalpy of reaction always decreases for spontaneous reaction.
A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
B
Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
C
Assertion is true but Reason is false.
D
Both Assertion and Reason are false.
Correct Answer
Option A
Detailed Explanation
ΔS is +ve and ΔH is -ve for a spontaneous reaction at all temperatures.
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