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JEE Main & Advanced Chemistry Thermodynamics / रासायनिक उष्मागतिकी Question Bank Heat of reaction

  • question_answer
    If the enthalpy of B is greater than of A, the reaction \[A\to B\] is             [MP PMT 1997]

    A)                 Endothermic     

    B)                 Exothermic

    C)                 Instantaneous  

    D)                 Spontaneous

    Correct Answer: A

    Solution :

           For exothermic reactions \[{{H}_{p}}<{{H}_{R}}\].                                 For endothermic reactions \[{{H}_{p}}>{{H}_{R}}\].


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