Verified Solution • 2025–26 Session moderate

QJEEM19Ch0f9e: JEE Main 2019 Chemistry - Class 11 JEEM19Ch0f9e Solution: A process will be spontaneous at all temperatures if :

A process will be spontaneous at all temperatures if :

Multiple Choice Options

  • A ΔH < 0 and ΔS > 0
  • B ΔH < 0 and ΔS < 0
  • C ΔH > 0 and ΔS < 0
  • D ΔH > 0 and ΔS > 0

Step-by-Step Verified Solution

A reaction is spontaneous if ΔG is negative.

and we know that

ΔG = ΔH – TΔS

If ΔH = –ve and ΔS = + ve then at all the temperature the process will be spontaneous.

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