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Although– NH2 group is o-and p-directing...

Although– `NH_2` group is o-and p-directing aniline on nitration gives a substantial amount of m-nitroaniline. Explain why ?

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USHA PUBLICATION-ORGANIC COMPOUNDS CONTAINING NITROGEN -EXERCISE
  1. Why does aniline not undergo Fidel crafts reaction?

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  2. Give a chemical test to distinguish between aniline and ethyl amine.

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  3. Although– NH2 group is o-and p-directing aniline on nitration gives a ...

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  4. Arrange the following in increasing order of basic strength. Aniline, ...

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  5. Do the conversion : aniline rarr benzoic acid.

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  6. Why is aniline less basic than ammonia ?

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  7. Identify A,B, C, D : C6H6 ""^undersetoversetrarr(conc.H2SO4)(conc.HNO3...

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  8. Identify A,B, C, D : C6H5 – NO2 ""^undersetrarr( Sn//HCl) A^undersetov...

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  9. Explain why aromatic primary amines can't be prepared by Gabriel phtha...

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  10. How does aniline react with acetic anhydride ?

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  11. How does aniline react with aqueous solution of bromine ?

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  12. Do the conversion : 3 – Methylaniline to – 3- Nitrotoluene .

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  13. What are different types of amines ? Give two methods for preparation ...

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  14. How does ethyl amine react with acetyl chloride ?

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  15. How does ethyl amine react with–Methyl bromide ?

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  16. How are primary amines prepared from – (i) Acid amides containing same...

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  17. How are primary amines prepared from –Acid amides containing less numb...

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  18. Give a method to distinguish between 1^@C, 2^@C and 3^@C - amines.

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  19. The number of isomeric amines represented by C3H9N is―

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  20. Between methyl amine and dimethyl amine which is more basic ?

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