Standard entropies of X_2 , Y_2 and XY_3 are 60, 30 and 50 JK^{-1} mol^{-1} respectively. For the reaction 1/2 X_2 + 3/2 Y_2 ⇄ XY_3 , ΔH = - 30 kJ to be at equilibrium, the temperature should be:

VITEEE 2017 Paper

Section: Chemistry

Question : 57 of 125

Marks: +1, -0

Standard entropies of X2,Y2 and XY3 are 60, 30 and 50 JK−1mol−1 respectively. For the reaction

X2+

Y2 ⇄ XY3 , ΔH = - 30 kJ to be at equilibrium, the temperature should be:

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