The process is spontaneous at the given temperature,if

  • A
    $ \Delta H $ is positive and $ \Delta S $ is negative
  • B
    $ \Delta H $ is negative and $ \Delta S $ is positive
  • C
    $ \Delta H $ is positive and $ \Delta S $ is positive
  • D
    $ \Delta H $ is positive and $ \Delta S $ is equal to zero

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Similar Questions

$A$ reaction at $1 \ bar$ is non-spontaneous at low temperature but becomes spontaneous at high temperature. Identify the correct statement about the reaction among the following:

For vaporization of water at $1$ atmospheric pressure,the values of $\Delta H$ and $\Delta S$ are $40.63 \ kJ \ mol^{-1}$ and $108.8 \ J \ K^{-1} \ mol^{-1},$ respectively. The temperature when Gibb's energy change $(\Delta G)$ for this transformation will be zero,is ............ $K$. (in $.4$)

For a reaction to occur spontaneously,which of the following conditions must be met?

What is the nature of the reaction at $298 \ K$,if the entropy change and enthalpy change for a chemical reaction are $7.4 \ cal \ K^{-1}$ and $-2.5 \times 10^3 \ cal$,respectively?

State the criteria for a spontaneous process in terms of $\Delta G$ at constant pressure and temperature.

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