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  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2001

  • question_answer
    The pH of a solution is 4.0. On adding phenolphthalein in this solution, the colour of solution will be

    A)  pink             

    B)  yellow

    C)  red               

    D)  colourless

    Correct Answer: D

    Solution :

     Phenolphthalein is acidic indicator. It is colourless in acidic medium but gives pink colour in basic medium.\[pH=4.0\]shows acidic medium hence colour of solution will colourless.


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