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Give two reasons for low reactivity of a...

Give two reasons for low reactivity of aryl halides towards nucleophilic substitution reactions.

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(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

The order of reactivity of various alkyl halides towards nucleophilic substitution follows the order

Order of reactivity towards nucleophilic substitution reaction of the compounds

The correct order of reactivity towards nucleophilic substitution reaction is

From which of the following sequences does the reactivity of alkyl halides in the nucleophilic substitution reaction follows :

PRADEEP-HALOALKANES AND HALOARENES-ADDITIONAL QUESTIONS (SHORT ANSWER QUESTIONS)
  1. Complete the following reaction equations: (i) C(6)H(5)N(2)Cl+KI to ...

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  2. (a) Why does p-dichlorobenzene have a higher m.p than its o-and m-isom...

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  3. Give two reasons for low reactivity of aryl halides towards nucleophil...

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  4. Chlorobenzene is extremely less reactive towards nucleophilic substitu...

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  5. Account for the fact that halogen in chlorobenzene is less reactive th...

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

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  7. Account for the fact that C-X bond length in halobenzene is smaller th...

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  8. Why do alkyl halides undergo alkaline hydrolysis more easily than aryl...

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  9. Why are haloarenes more stable than haloalkanes and undergo electrophi...

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  10. Explain as to why haloarenes are much less reactive than halo-alkanes ...

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  11. Arrange the following compounds according to reactivity towards nucleo...

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  12. the presence of electron withdrawing group at ortho and para positions...

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  13. What is a nucleophilic substitution reaction? Write such a reaction, o...

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  14. What do you undersetand by : (i) nucleophilic substitution ad (ii) e...

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  15. How will you convert: (i) n-propyl bromide to iso-propyl bromide (...

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  16. In the reaction : R-Br+Cl^(-) to R -Cl+Br^(-) The rates of react...

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  17. Complete the following reaction equations: (i) CH(3)CH(2)Br+H(2)over...

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  18. What happens when: (i). Methyl chloride is treated with alcoholic KC...

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  19. What happens when: (i) Chlorobenzene is subjected to hydrolysis. (...

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  20. The modified stem in grasses, strawberry Chrysanthemum is concerned wi...

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