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 Phenol on treatment with Phthalic anhydride gives:
  • a)
    Phenolphthalein
  • b)
    Salicylaldehyde
  • c)
    Phthalic acid
  • d)
    Salicylic acid
Correct answer is option 'A'. Can you explain this answer?
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Phenol on treatment with Phthalic anhydride gives:a)Phenolphthaleinb)S...
The correct answer is option A
Phenolphthalein gives pink colour with alkali.
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Phenol on treatment with Phthalic anhydride gives:a)Phenolphthaleinb)S...
Formation of Phenolphthalein: When phenol is treated with a pthalic anhydride in the presence of concentrated H2SO4, it gives phenolphthalein, an indicator.



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Phenol on treatment with Phthalic anhydride gives:a)Phenolphthaleinb)S...
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