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Which of the following is the most stabl...

Which of the following is the most stable cation?

A

`CH_(3)CH_(2)overset(+)(C)HCH_(3)`

B

`CH_(3)-overset(+)underset(CH_(3))(C)CH_(3)`

C

`CH_(3)CH_(2)CH_(2)overset(+)(C)H_(2)`

D

`CH_(3)^(+)`

Text Solution

Verified by Experts

The correct Answer is:
B
`(CH_(3))_(3)C^(+)3^(@)` carbonium ion is most stable.
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A2Z-SOME BASIC PRINCIPALS OF ORGANIC CHEMISTRY-Section D - Chapter End Test
  1. Among the following compounds (I-II) the correct order of reaction wit...

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  2. The following reaction is described as

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  3. Which of the following is the most stable cation?

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  4. The observed dipole moment of nitromethane is highly than the dipole m...

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  5. Dehydrohalogenation in presence of OH^(-) is correct represented by

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  6. Among the following the aromatic compound is

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  7. Which of the following compounds are not arranged in order of decreasi...

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  8. Most stable carbonium ion is :

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  9. Which one of the following species is most stable

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  10. Which of the following gives most stable carbocation by dehydration

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  11. Which of the following free radicals would be expected to be most sele...

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  12. The +I effect of alkyl groups is in the order

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  13. How many carbon atoms in the molecule HCOO-(CHOH)(2)-COOH are asymmetr...

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  14. With a change in hybridisation of the carbon bearing the charge, the s...

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  15. The C-C bond length of the following molecules is in the order

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  16. In the reaction CH(3)CHO+HCNtoCH(3)CH(OH)CN a chiral centre is produce...

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  17. Cyclic hydrocarbon molecules 'A' has all the carbon and hydrogen in a ...

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  18. Which of the following compounds may not exist as enantiomers?

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  19. Number of isomers of molecular formula C(2)H(2)Br(2) are

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  20. Which one of the following is an optically acitve compound?

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