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Arrange the following carbanions in decr...

Arrange the following carbanions in decreasing order of stability:
`""^(Ө)underset(" "(I))(CH_(2))-Cl " """^(Ө)underset(" "(II))(CH_(2))-CN" """^(Ө)underset(" "(III))((CH_(2))-NO_(2)" """^(Ө)underset(" "(IV))(CH_(2))-CH_(3)`

A

`III gt II gt IV gt I`

B

`III gt II gt I gt IV`

C

`III gt I gt II gt IV`

D

`II gt III gt I gt IV`

Text Solution

Verified by Experts

The correct Answer is:
B
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RESONANCE-GENERAL ORGANIC CHEMISTRY II-Part-I : Only One Option Correct Type
  1. Arrange the following carbanions in decreasing order of stability: "...

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  2. Correct decreasing stability order of following carbanions : ""^(Ө)u...

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  3. Select the most stable intermediates :

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  4. Which of the following is most stable carbocation?

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  5. The most stable carbocation is:

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  6. The following carbocation rearranges to CH(2)=underset(CH(3))underse...

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  7. Correct basic strength order is :

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  8. The order of basic strength of the given basic nitrogen atoms is :

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  9. In the labelled N-atoms which is correct basic strength order:

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  10. Choose the strongest base among the following:

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  11. Select the basic strength order of following molecules ?

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  12. Which is the weakest base among the followings ?

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  13. Write the order of K(a(1)) values of following acids :

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  14. The acid strength order is :

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  15. (X) (C(6)H(3)CIBrCOOH) are a dihalosubstituted benzoic acids. The stro...

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  16. The order of acidity of the H-atoms underlined in the following compou...

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  17. Most acidic hydrogen is present in:

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  18. The correct orders are:

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  19. Observe the following sequence of reactions : Select the correct ...

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  20. Order of K(a) which can be predicted by following reaction is:

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