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Manipal Engineering Manipal Engineering Solved Paper-2014

  • question_answer
    Which one of the following is the weakest acid?

    A) HF                          

    B) HCI    

    C) HBr                        

    D) HI

    Correct Answer: A

    Solution :

    HF has the highest bond dissociation enthalpy amongst all the halogen acids. The hydration enthalpy of the fluoride ion is also highest. The former predominates making HF the weakest of the halogen acids.


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