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Explain, why -OH is called an ortho & pa...

Explain, why -OH is called an ortho & para directing group.

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USHA PUBLICATION-HALOALKANES AND HALOARENES ,ALCOHOLS,PHENOLS AND ETHER-EXERCISE
  1. Which explains that O- nitrophenol is more volatile than p- nitropheno...

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  2. How can you prepare phenol by Dow’s process?

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  3. Explain, why -OH is called an ortho & para directing group.

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  4. When phenol is treated with bromine solution in carbon disulphide the ...

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  5. How does phenol react withDilute HNO3?

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  6. How does anisole react with methyl chloride ?

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  7. How can you prepare alcohol from acetaldehyde without using reducing a...

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  8. How maltose is converted to ethyl alcohol by fermentation process ?

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  9. What happens when ethyl alcohol is heated with acidified potassium dic...

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  10. What happens when vapours of ter-butyl alcohol are passed over heated ...

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  11. Give a chemical test to distinguish between Isopropyl alcohol & n-prop...

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  12. What are the products formed when ethyl acetate is reduced with LiAlH4...

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  13. How can you prepare phenol from cumene ?

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  14. How can you distinguish 1^@, 2^@ and 3^@ - alcohols by using Lucas rea...

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  15. Explain the order of reactivity of different type of alcohols towards ...

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  16. Write two uses each of ethyl alcohol and methyl alcohol.

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  17. What happens when phenol is treated with phthalic anhydride in presenc...

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  18. Why the taste alcoholic drinks is destroyed on exposure to air ?

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  19. What is coupling reaction ? Give an example.

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  20. What is esterification reaction ? Give an example.

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