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

  • question_answer
    Equal volumes of methanoic acid and sodium hydroxide are mixed. If \[x\] is the heat of formation of water, then heat evolved on neutralisation is              [BHU 1998]

    A)                 More than \[x\]               

    B)                 Equal to \[x\]

    C)                 Twice of \[x\]   

    D)                 Less than \[x\]

    Correct Answer: D

    Solution :

              As methanoic acid is weak acid, heat of neutralization < x.


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