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JEE Main & Advanced Chemistry Equilibrium / साम्यावस्था Question Bank Mock Test - Ionic Equilibrium

  • question_answer
    The best indicator for detection of end point in titration of a Weak acid and a strong base is

    A) Methy1 orange (3 to 4)

    B)  Methy1 red (5 to 6)

    C)  Bromothymol blue (6 to 7.5)

    D)  Phenolphthalein (8 to 9.6)

    Correct Answer: D

    Solution :

    [d] Phenolphthalein is an indicator if the baseos strong, because strong base immediately changes the pH at end point.


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