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(a) What is Reimer-Tiemann reaction ? Gi...

(a) What is Reimer-Tiemann reaction ? Give example.
(b) How does phenol react with phthalic anhydride in the presence of conc. Sulphuric acid ?

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DINESH PUBLICATION-ALCOHOLS AND PHENOLS-PHENOLS
  1. Describe the mechanism by which the hydroxyl group attached to an arom...

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  2. Discuss the acidity of phenols.

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  3. (a) What is Reimer-Tiemann reaction ? Give example. (b) How does phe...

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  4. Explain how does the (---OH) group attached to a carbon of benzene rin...

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  5. How will you explain that phenols are acidic in nature ?

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  6. How will you convert phenol into aspirin ?

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  7. What happens when sodium salicylate is heated with sodalime ?

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  8. How will you convert phenol into toluene ?

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  9. How will you convert phenol into salicylic acid ?

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  10. Phenols are much more acidic than alcohols. Explain.

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  11. Give chemical reaction to illustrate Fries rearrangement.

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  12. Complete the following reactions : (i) C(6)H(5)OH+CH(3)Cl underset(A...

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  13. In cumene-phenol process ,phenol is manufactured from the hydrocarbon

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  14. Complete the following :

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  15. How will you prepare picric acid from phenol ?

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  16. Starting from phenol, how is phenolphthalein obtained ?

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  17. Arrange the following compounds in increasing of order of their acidic...

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  18. How will you distinguish between benzyl alcohol and phenol ?

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  19. Out of o-nitrophenol and p-nitrophenol, which is more volatile ? Expla...

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  20. Write any four differences between alcohol and phenol.

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