BCECE Medical BCECE Medical Solved Papers-2005

  • question_answer
    Which of the following is always negative for exothermic reaction?

    A)  \[\Delta H\]           

    B)  \[\Delta S\]

    C)  \[\Delta G\]

    D)  None of these

    Correct Answer: A

    Solution :

    Key Idea: The reaction in which heat is evolved is called exothermic reaction. For exothermic reaction \[{{H}_{R}}>{{H}_{P}}\] (Where \[{{H}_{R}}=\] Heat content of reactant \[{{H}_{p}}=\] Heat content of product. \[\therefore \] \[\Delta H\] is always negative.


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