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Which of the following carbocations will...

Which of the following carbocations will be the most stable?

A

`Ph_(3)C^(+)`

B

`CH_(3)Coverset(+)H_(2)`

C

`(CH_(3))_(2)Coverset(+)H`

D

`CH_(2)=CH-Coverset(+)H_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Stability order of cabocations `PhC^(+)gt(CH_(3))_(2)C"C"H^(+)gtCH_(3)overset(+)CH_(2)gtCH=CH-overset(+)CH_(2)`
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DINESH PUBLICATION-BASIC PRINCIPLES OF ORGANIC CHEMISTRY-REVISION QUESTIONS FROM COMPETITIVE EXAMS.
  1. IUPAC name of (CH(3))(3)Cl is

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  2. In the compound HC-=C-CH=CH2, the hybridizations of C-2 and C-3 carbon...

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  3. Which of the following carbocations will be the most stable?

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  4. Arrange the following free radicals in the order of decreasing stabili...

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  5. Which isomer of hexane has only two different sets of structurally equ...

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  6. The number of primary, secondary and tertiary carbons in 3,4-dimethylh...

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  7. Which of the following is a 3 methyl butyl group.

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  8. An example of electrophile is

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  9. Which among the following free radicals is most stable

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  10. The molecule which is free from angular strain is

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  11. The reaction CH(2)=CH-CH(3)+HBrrarrCH(3)underset(Br)underset(|)CHCH(...

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  12. IUPAC name is

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  13. In which of the following species, all the three types of hybrid carbo...

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  14. The correct IUPAC name of the acid is

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  15. How many sigma(sigma) bonds are there in CH2=CH-CH = CH2 ?

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  16. The common names of the lower fatty acids are obtained from

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  17. How many sigma and pi bonds are present in the given compound Ph-CH=un...

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  18. The IUPAC name of

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  19. Which one of the following forms propanenitrile as the major product ?

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  20. All carbon atoms sp^(2) hybridised in

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