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Cycloheptatrienyl cation is :...

Cycloheptatrienyl cation is :

A

non-benzenoid and non-aromatic

B

non-benzenoid and aromatic

C

benzenoid and non-aromatic

D

non-benzenoid and antiaromatic

Text Solution

Verified by Experts

The correct Answer is:
B
Cycloheptatrienyl cation is non-benzenoid (because it does not contain a benzene ring ) but is aromatic.
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PRADEEP-HYDROCARBONS-Competition Focus (JEE(main and advanced)/Medical Entrance) I. MULTIPLE CHOICE QUESTIONS
  1. The radical is aromatic because it has

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  2. Which of the following is not aromatic

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  3. Cycloheptatrienyl cation is :

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  4. The most likely protonation site in the following molecule is

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  5. Which one of the following is an aromatic compound ?

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  6. The total number of aromatic species genetic the following reactions i...

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  7. Given : The enthalpy of hydrogenation of these compounds will be...

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  8. In reaction C6H5CH3overset"oxidation"to A overset"NaOH"to B overset"...

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  9. What is the electrophile when RCl + AlCl3 are used in Friedel-Crafts r...

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  10. In the given reaction, the product P is

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  11. The treatment of benzene with isobutene in the presence of sulphuric a...

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  12. When Friedel-Crafts alkylation of benzene is carried out with n-propyl...

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  13. Which of the following reactions would give isopropylbenzene as the ma...

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  14. Conversion of benzene to acetopheone can be brought by :

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  15. Reaction of benzene with Me3COCl in the presence of anhydrous AlCl3 gi...

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  16. Which of the following compounds will not undergo Friedel- Crafts reac...

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  17. The electrophile that participates in nitration of benzene is

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  18. Nitrobenzenen can be prepared from benzene by using a mixture of conc ...

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  19. The major product(s) obtained from the following reaction of 1 mole of...

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  20. Benzene reacts with I2 in presence of which of the following to give i...

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