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

  • question_answer
    Fluorescin, a well known dye is obtained by the reactions of

    A)                 Phthalic anhydride and phenol

    B)                 Phthalic anhydride and resorcinol

    C)                 Succinic acid and resorcinol         

    D)                 Phthalic anhydride and catechol

    Correct Answer: B

    Solution :

                    Fluorescin is obtained by the reaction of Phthalic anhydride and resorcinol.


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