AIPMT 2006 Physics and Chemistry Paper

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Question : 69 of 100

Marks: +1, -0

For the reaction
CH4(g)+2O2(g)‌⇌CO2(g)+2H2O(ℓ)

∆Hf‌‌=−170.8‌kJ‌mol−1
Which of the following statements is not true:-

At equilibrium, the concentrations of CO2(g) and H2O(ℓ) are not equal
The equilibrium constant for the reaction is given by KP=‌
[CO2]
[CH4][O2]
Addition of CH4(g) or O2(g) at equilibrium will cause a shift to the right
The reaction is exothermic

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