DUMET Medical DUMET Medical Solved Paper-2011

  • question_answer
    For the following reaction \[{{C}_{6}}{{H}_{12}}{{O}_{6}}(aq)+{{H}_{2}}(g){{C}_{6}}{{H}_{14}}{{O}_{6}}(aq)\] Which one of the following is not affected by the addition of catalyst?

    A)  Rate of forward reaction

    B)  Rate of backward reaction

    C)  Time required to reach the equilibrium

    D)  Spontaneity

    Correct Answer: D

    Solution :

    A catalyst can not initiate a reaction. In other words, it catalyses a spontaneous reaction and does not catalyse non-spontaneous reaction. For a reversible reaction, it accelerates the speed of forward reaction as well as that of backward reaction. Hence, it does not disturb the equilibrium but simply helps to attain the equilibrium quickly.


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