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Discussion :: Chemical Engineering Thermodynamics

  1. In the decomposition of PCl5 represented by, PCl5 ⇋ PCl3 + Cl₂, decrease in the pressure of the system will __________ the degree of dissociation of PCl5.

    2. A.

     Increase
    B.

     Decrease
    C.

     Not alter
    D.

     None of these

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    Answer : Option A

    Explanation :

    Since the moles of reactants is less than the products by Le Chatelier's principle we can say decreasing the pressure will increases the dissociation of PCl5.

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