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Consider the following carbanions (i) ...

Consider the following carbanions
`(i) CH_(3)- overset(Ө)CH_(2)" "(ii) CH_(2) = overset(Ө)CH" "(iii) CH -= overset(Ө)C `
Correct order of stability of these carbanions in decreasing order is

A

`(ii) gt (i) gt (iii)`

B

`(iii) gt (ii) gt (i)`

C

`(i) gt (iii) gt(ii)`

D

`(i) gt (ii) gt (iii)`

Text Solution

Verified by Experts

The correct Answer is:
D
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RESONANCE ENGLISH-GENERAL ORGANIC CHEMISTRY II-(APSP) Part-I:Practice Test-1
  1. Which is less basic than benzyl carbanion ?

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  2. The decreasing order of acidic strength among trichloroacetic acid (I)...

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  3. Consider the following carbanions (i) CH(3)- overset(Ө)CH(2)" "(ii...

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  4. The order of stability of the following carbocations:

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  5. The most stable carbocation is

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  6. Pyridine is less basic than triethylamine because

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  7. Which is the following phenol has lowest pK(a) ?

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  8. Which is most basic among the followings ?

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  9. Assertion:The pK(a) of acetic acid is lower than that of phenol. Reaso...

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  10. The order of stability of the following tautomeric compounds is : un...

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  11. Observe the following feasible reaction: Q. Identify the feasible...

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  12. In which of following carbocation rearragement take place with change ...

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  13. Observer the following reaction sequence. Which is correct acidic...

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  14. Most stable carbocation among the following is

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  15. Select the most basic compound.

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  16. Which of the following compounds will have highest enolic content?

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  17. The hydride ion H^(-) is stronger base than its hydroxide ion OH^(-) W...

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  18. Give the stability order of following radicals :

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  19. The most stable carbanion among the following is

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  20. Which of the following is the most stabilized carbocation ?

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