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Condiser the reactions, (i) (CH(3))(2)...

Condiser the reactions,
(i) `(CH_(3))_(2)CH-CH_(2)Broverset(C_(2)H_(5)OH)rarr(CH_(3))_(2)CH-CH_(2)OC_(2)H_(5)+HBr`
(ii) `(CH_(3))_(2)CH-CH_(2)Broverset(C_(2)H_(5)O^(-))rarr(CH_(3))_(2)CH-CH_(2)OC_(2)H_(5)+Br^(-)`
The mechanism of reactions (i) and (ii) are respectively :

A

`S_(N^(1)) and S_(N^(2))`

B

`S_(N^(1)) and S_(N^(1))`

C

`S_(N^(2)) and S_(N^(1))`

D

`S_(N^(2)) and S_(N^(2))`

Text Solution

Verified by Experts

The correct Answer is:
D
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  1. The correct order of case of dehydration of following is:

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  2. The effect that makes 2,3-dimethyl-2-butene more stable than 2-butene ...

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  3. Condiser the reactions, (i) (CH(3))(2)CH-CH(2)Broverset(C(2)H(5)OH)r...

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  4. Which of the following is the most stable compound?

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  5. Hyperconjugation involves overlap of which of the following orbitals?

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  6. Mesomeric effect invloves the :

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  7. Which one of the following is most reactive towards electrophilic atta...

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  8. Which among the following statements are true with respect to electron...

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  9. The hydrolysis of 2-bromo-3-methylbutane by S(N^(1)) mechanism gives m...

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  10. The electrophile, E^((o+)) attacks the benzene ring to generate the in...

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  11. Which one of the following carbanions is the least stable?

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  12. CH(3)CH(2)Cl undergoes homolytic fission produces:

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  13. Tertiary butyl chloride preferably undergo hydrolysis by:

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  14. In a S(N^(2)) substitution reaction of the type R-Br+Cl^(-)overset("...

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  15. The correct stability order for the following speceis is :

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  16. Arrange the carbanions, (CH(3))(3)bar(C),bar(C)Cl(3),(CH(3))(2)bar(C)H...

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  17. Which of the following carbocations will be more stable?

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  18. Arrange the following free radicals in order of decreasing stability: ...

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  19. The most easily hydrolysed molecule under S(N^(1)) condition is:

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  20. Least active electrophile is :

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