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Haryana PMT Haryana PMT Solved Paper-2008

  • question_answer
    Phenol when treated with phthalic anhydride in presence of cone. \[{{H}_{2}}S{{O}_{4}}\] forms X which       produces pink colour on reaction with base. The compound X is

    A)  benzene sulphonic acid

    B)  Phenolphthalene

    C)  salicylic acid

    D)  nitrophenol

    Correct Answer: B

    Solution :

                                    


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