For a reaction at temperature $T$, the standard Gibbs energy change is $\Delta G^{\circ }=0$. The equilibrium constant at that temperature is

More questions on Thermodynamics of equilibrium: van't Hoff equation

• For an endothermic reaction, what happens to the equilibrium constant when the temperature is raised? NEET level
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• Use R = 8.314 J mol^-1 K^-1 and ln 10 = 2.303. For a reaction with K = 1.0 x 10^3 at 298 K, Delta G deg is closest to NEET level
• A plot of ln K against 1/T for a reaction is a straight line. Its slope is NEET level
• Take R = 8.314 J mol^-1 K^-1. A reaction has K = 2.0 x 10^4 at 300 K. The standard Gibbs energy change at 300 K is JEE Main level
• Take R = 8.314 J mol^-1 K^-1. A reaction has Delta G deg = -17.0 kJ mol^-1 at 298 K. Its equilibrium constant is closest to JEE Main level