Equilibrium Question 575

Question: CaCO3(s) ⇌ CaO(s)+CO2(g) which of the following expression is correct [MH CET 2000]

Options:

A) KP=(PCaO+PCO2/PCaCO3)

B) KP=PCO2

C) KP×(PCaO×PCO2).PCaCO3

D) Kp[CaO][CO2][CaCO3]

Show Answer

Answer:

Correct Answer: B

Solution:

CaCO3(s) ⇌ CaO(s)+CO2(g)

Kp=PCO2 Solid molecule does not have partial pressure so in calculation of Kp only PCO2 is applicable.

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