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The order of reactivities of the followi...

The order of reactivities of the following alkyl halides for a `S_(N^(2))` reaction is :

A

RF > RCl > RBr > RI

B

RF > RBr > RCl > RI

C

RCl > RBr > RF > RI

D

RI > RBr > RCl > RF

Text Solution

Verified by Experts

The correct Answer is:
D
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OP TANDON-BASIC PRINCIPLES OF ORGANIC COMPOUNDS (MECHANISM OF ORGANIC REACTIONS)-OBJECTIVE QUESTIONS (Level-A)
  1. Which of the following has the highest nucleophilicity ?

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  2. Among the following the strongest base is

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  3. The order of reactivities of the following alkyl halides for a S(N^(2)...

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  4. which of the following has the most acidic hydrogen?

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  5. Which of the following is the correct order of acidic strength ?

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  6. The set with correct order of acidity is :

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  7. Which of the follwing compounds is most basic ? .

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  8. Consider the following carbocations : (I) C(6)H(5)overset(+)(C )H(2)...

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  9. :CH(2)-underset(underset(..)(O: ))underset(||)(C )-CH(3) and H(2)C=und...

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  10. Arrangements of (CH(3))(3)C-,(CH(3))(2)CH-,CH(3).CH(2)- when attached ...

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  11. Which of the following statements regarding the resonance energy of be...

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  12. The strongest base in aqueous solution among the following amines is :

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  13. As S(N^(2)) reaction at an asymmetric carbon of a compound always give...

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  14. Among the following, the least stable resonance structure is :

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  15. Which the following compound undergoes nucleophilic substitution react...

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  16. The corret order of increasing basicity of the given conjugated bases ...

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  17. Which of the following is correct for stability of phenoxide ion?

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  18. In the anion HCOO^(-), the two carbon-oxygen bonds are found to be equ...

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  19. Which of the following is a free radical substitution reaction?

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  20. Among the following compounds, the decreasing order of reactivity towa...

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