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Which will react faster in S(N^(1)) disp...

Which will react faster in `S_(N^(1))` displacement reaction?
1-Bromopentane or 2-Bromopentane.

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1-Bromopentane.
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Which will react faster in S_(N^(2)) displacement reaction, 1-Bromopentane or 2-Bromopentane and why?

Which compound in the following couples will react faster in S_(N^(2)) displacement reaction and why? (i). 1-Bromopentane or 2-Bromopentane (ii). 1-Bromo-2-methylbutane or 2-bromo-2-methyl butane.

(i)State one use each of DDT and iodoform. (ii) Which compound in the folloeing couples will react faster in S_(N)2 displacement and why? (a)1-Bromopentane or2-bromopentane (b) 1-Bromo -2 methylbutane or 2-bromo-2-methylbutane.

(a) Account for the following : (i) Electrophilic substitution reactions in haloarenes occur slowly. (ii) Haloalkanes, though polar, are insoluble in water. (b) Arrange the following compounds in increasing order of reactivity towards S_(N)2 displacement: 2-Bromo-2-Methylbutane, 1-Bromopentane, 2-Bromopentane

Arrange the compounds of each set in order of reactivity towards S_(N)2 displacement: (i) 2-Bromo-2-methylbutane, 1-Bromopentane, 2-Bromopentane (ii) 1-Bromo-3-methylbutane, 2-Bromo-2-methylbutane, 2-Bromo-3-methylbutane (iii) 1-Bromobutane, 1-Bromo-2,2-dimethylpropane, 1-Bromo-2-methylbutane, 1-Bromo-3-methylbutane.

DINESH PUBLICATION-HALOALKANES AND HALOARENES-Assignment
  1. Write the IUPAC name of the compound CH(3)-C-=C-CH(Cl)CH(3).

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  2. Identify A and B in the following reaction

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  3. Which will react faster in S(N^(1)) displacement reaction? 1-Bromope...

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  4. What is a racemic mixture? Give an example

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  5. Out of two bromoderivatives C(6)H(5)CH(CH(3))Br and C(6)H(5)CH(C(6)H...

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  6. What is meant by chirality of a compound ? Give an example.

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  7. Identify A and B in the following sequence CH(3)CH=CH(2)overset(HBr)...

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

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  9. Write short notes on the following (a). Saytzeff's rule (b). Balz-...

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  10. Explain the mechanism of S(N^(1)) and S(N^(2)) reactions with examples...

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  11. Write the structures of different dihalogen derivatives of propane.

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  12. Write the structural formula of a primary alkyl halide.

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  13. Write any two differences between S(N^(2)) and S(N^(1)) reaction.

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  14. Out of S(N^(1)) and S(N^(2)) which reaction occurs with (a) inversion ...

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  15. Write the mechanism of the following reaction CH(3)CH(2)OH overset(H...

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  16. Write chemical reaction for the preparation of chloroform in the labor...

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  17. (i). Why are alkyl halides insoluble in water. ? (ii). Although chlo...

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  18. Which of the following would undergo S(N^(1)) reaction faster in the f...

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  19. Out of CH(3)underset(C H(3))underset(|)(C)H-CH(2)-Cl and CH(3)-CH(2)-u...

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  20. Write the products of the following reaction: (i). CH(3)-underset(Cl...

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