Q.

van't Hoffs equation shows the effect of temperature on equilibrium constants Kc and Kp the K p  varies with temperature according to the relation

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a

log⁡Kp2Kp1=ΔH∘2.303RT1−T2T1T2

b

log⁡Kp2Kp1=ΔH∘2.303RT2−T1T1T2

c

log⁡Kp2Kp1=ΔH∘2.303RT1T2T1-T2

d

logKp2Kp1=∆H°RT1-T2T1T2

answer is B.

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Detailed Solution

Vant hoff's equation = dlnKpdT=∆H°RT2On integrating and simplifying it changes to log10K2K1=∆H°2.303R1T1-1T2
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