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(a) Aryl halides are less reactive in nu...

(a) Aryl halides are less reactive in nucleophilic substitution reactions.
(i) Write any two reasons for less reactivity.
(ii) Give one example for nucleophilic substitution reactions of aryl halides
(b) Write a method for the preparation of alkyl halides.
(c) Which of the following is not a polyhalogen compound.
(i) Chloroform (ii) Freon
(iii) Carbon tetrachloride (iv) Chlorobenzene

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MODERN PUBLICATION-HALOALKANES AND HALOARENES-REVISION EXERCISE (Short Answer Questions)
  1. Answer the following: (i) Haloalkanes easily dissolve in organic so...

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  2. Althrough chlorine is an electron withdrawing group, yet it is ortho-p...

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  3. (a) Explain why thionyl chloride (SOCI(2)) method is preferred for pre...

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  4. How will you convert the following (any two)? Give chemical equations ...

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  5. Explain S(N)2 reaction mechanism of haloalkane. Arrange the reactivity...

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  6. (a) Explain why haloarenes undergoes electrophilic substitution reacti...

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  7. (a). Complete the reaction: CH(3)CH(2)Br+KOH(alc.) (b). Explain wh...

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  8. Explain why : (i) Sulphuric acid is not used during the reaction of ...

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  9. Following compounds are given to you : 2-Bromopentane, 2-Bromo-2-met...

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  10. (a) Alkyl halides react with AgNO(2) and KNO(2) to give R-NO(2) and R-...

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  11. (a) Write the following reaction: (i) Wurtz Fittig reaction (ii) B...

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  12. (a) Why are haloarenes less reactive than haloalkanes? (explain with r...

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  13. (a) Haloalkanes react with potassium cyanide (KCN) to give alkyl cyani...

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  14. Give reasons: (a) n-Butyl bromide has higher boiling point than t-bu...

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  15. Explain S(N)2 reaction mechanism of haloalkanes.

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  16. (a) Aryl halides are less reactive in nucleophilic substitution reacti...

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  17. Give reasons: (i). C-Cl bond length in chlorobenzene is shorter than...

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  18. (a) Write the equations for the steps involved in the S(N)1 mechanism ...

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  19. (a) Complete the reaction: (i) CH(3)CH(2)Br overset(AgCN)to (ii) C...

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  20. (i) Out of (CH(3))(3), C-Br and (CH(3))(3) C-I, which one is more reac...

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