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JEE Main & Advanced JEE Main Paper (Held On 16 April 2018)

  • question_answer
    For standardizing NaOH solution, which of the following is used as a primary standard? [JEE Main 16-4-2018]

    A)  Ferrous Ammonium Sulfate

    B)  Oxalic acid

    C)  Sodium tetraborate

    D)  dil. HCl

    Correct Answer: D

    Solution :

                     For standardizing NaOH solution, dil. HCl is used as a primary standard.


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