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|Thermodynamic spontaneity is determined by

SSC CGL

MediumQ. No. thermodynamic-spontaneity-is-determined-by

Thermodynamic spontaneity is determined by

Last Updated: 26 Jun 2026

AEnthalpy change only

BEntropy change only

CGibbs free energy change

DTemperature only

Correct Answer: Gibbs free energy changeYour Answer: C

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Explanation

Gibbs free energy: DeltaG = DeltaH - T x DeltaS. Reaction is spontaneous if DeltaG < 0.

Important Notes

G = H
TS; DG = DH
TDS; spontaneous when DG negative

SSC CGL Chemistry

SSC CGL

Answer

Gibbs free energy change

Exam Info

Asked in: SSC, Railway, Banking and other competitive exams.
Also asked in: RRB NTPC, CHSL, State PCS and online mock tests.
Topic: SSC CGL Chemistry

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