Question : For a spontaneous process

Option 1: ΔG is +ve

Option 2: ΔG is -ve

Option 3: ΔG is equal to zero

Option 4: ΔH is -ve


Team Careers360 4th Jan, 2024
Answer (1)
Team Careers360 19th Jan, 2024

Correct Answer: ΔG is -ve


Solution : The correct answer is ΔG is -ve.

For a spontaneous process, the change in Gibbs free energy (ΔG) is negative. The Gibbs free energy is a thermodynamic potential that combines enthalpy (ΔH) and entropy (ΔS) in a system. It is described by the equation:

ΔG=ΔH−TΔS

  • ΔG is the change in Gibbs free energy,
  • ΔH is the change in enthalpy,
  • T is the temperature in Kelvin, and
  • ΔS is the change in entropy.

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