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Which of the following contains three pa...

Which of the following contains three pairs of electrons in the valence shell?

A

Carbocations

B

Carbanions

C

free radicals

D

None.

Text Solution

Verified by Experts

The correct Answer is:
A
A carbocation contains three pairs of electron in the valence shell.
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DINESH PUBLICATION-BASIC PRINCIPLES OF ORGANIC CHEMISTRY-REVISION QUESTIONS FROM COMPETITIVE EXAMS.
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  2. The reation CH(3)CH(2)Br+overset(-)OHrarrCH(3)CH(2)OH+Br^(-) is an...

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  3. Which of the following contains three pairs of electrons in the valenc...

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  4. Heterolysis of carbon-chlorine bond produces

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  5. Which of the following is an electrophilic reagent ?

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  6. The most stable carbonium ion is,

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  7. Homolytic fission of carbon-carbon bond of ethane produces an intermed...

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  8. The typical reaction of olefinic bond is

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  9. The homolytic fission of hydrocarbon results in the formation of

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  10. Which of the following is an example of elimination reaction?

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  11. The most stable free radical among the following is

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  12. Which of the following is the most stable carbocation (carbonium ion) ...

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  13. Which of the following is not a nucleophile?

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  14. Which of the following ion is most stable ?

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  15. Which of the following is least stable ?

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  16. To which of the following four types does this reaction belong ?

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  17. Which of the following statements is false about resonance contributio...

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  18. The order of decreasing stability of the carbanions : (CH(3))(3)C^(-...

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  19. The most stable carbonium ion among the following is

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

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