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The observed order of carbocation stabil...

The observed order of carbocation stability is

A

`CH_(3+) gt CH_(3)CH_(2+) gt (CH_(3))_(2)CH^(+) gt (CH_(3))_(3)C^(+)`

B

`CH_(3)CH_(2+) gt CH_(3+) gt (CH_(3))_(2)CH^(+) gt (CH_(3))_(3)C^(+)`

C

`(CH_(3))_(2)CH^(+) gt CH_(3+) gt CH_(3)CH_(2+) lt (CH_(3))_(3)C^(+)`

D

`(CH_(3))_(3)C^(+) gt (CH_(3))_(2)CH^(+) gt CH_(3)CH_(2+) gt CH_(3+)`

Text Solution

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The correct Answer is:
D
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RESONANCE-GENERAL ORGANIC CHEMISTRY II-Part-II: NSEC (Stage-I)
  1. As the base changes from RNH(2) to R(2)NH(1) to R(3)N the basicity

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  2. The most acidic of the following substance is

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  3. The observed order of carbocation stability is

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  4. Indicate the correct of acidity (first ionization) in the following di...

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  5. The carbocation (CH(3))(3)C^(+) is stabilized primarily by

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  6. The correct order of acidity of the C-H proton is-

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  7. Salicylic acid is a stronger acid than p-hydroxybenzoic acid due to

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  8. Which one of the following compounds can be deprotonated by OH fastest...

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  9. The most acidic among the following compound is :

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  10. Keto and enol forms of a compound are related to each other as

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  11. The correct order of acidity of the following compounds is: (I) CH(3...

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

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  13. An electron releasing group will not stabilize which of the following ...

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  14. The most stable free radical which can be isolated is

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  15. The preferred sites of protonation in the following compounds are

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  16. Acetone and propen-2-ol are

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  17. Which of the following does not have an active methylene group ?

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  18. Which of the following phenols is most soluble in aqueous sodium bicar...

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  19. The most stable carbocation is

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  20. The order of basicity is (I) Ph-CONH(2)" "(II)Ph-NH(2)" "(III)...

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