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JEE Main & Advanced Chemistry Chemistry in Everyday Life / दैनिक जीवन में रसायन Question Bank Dyes and Pigment

  • question_answer
    To which class of dyes does phenolphthalein belong

    A)                 Azo dyes

    B)                 Nitro dyes

    C)                 Triphenyl methane dyes

    D)                 Phthalein dyes

    Correct Answer: D

    Solution :

                    It belong to phthalein dyes.


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