The effect of temperature on spontaneity of reactions are represented as: (A) Δ H +, Δ S −, any T, Non spontaneous; (B) Δ H +, Δ S +, low T, spontaneous; (C) Δ H −, Δ S −, low T, Non spontaneous; (D) Δ H −, Δ S +, any T, spontaneous. The incorrect combinations are:

Chemical Thermodynamics: JEE Main 2025 Chemistry question

JEE Main 2025 · 23 Jan, Evening shift · Q69

JEE Main 202523 Jan, Evening shiftChemistryMediumChemical Thermodynamics84× since 2002

The effect of temperature on spontaneity of reactions are represented as: (A)

\Delta H

\Delta S

−, any T, Non spontaneous; (B)

\Delta H

\Delta S

+, low T, spontaneous; (C)

\Delta H

−,

\Delta S

−, low T, Non spontaneous; (D)

\Delta H

−,

\Delta S

+, any T, spontaneous. The incorrect combinations are:

JEE Main 2025 Chemical Thermodynamics Question with Solution (23 Jan Evening shift, Q69) | JEE Arc