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Which of the following are aromatic?...

Which of the following are aromatic?

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Compound in the structure (b) is aromatic. It contains two `pi` electrons (n= 0).
Compound (a) contains four and (c) contains eight `pi` electrons, hence are not aromatic.
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Knowledge Check

  • Which of the following is aromatic

    A
    B
    C
    D

  • Which of the following are not aromatic ?

    A
    A, C, E
    B
    B, E, F
    C
    B, C, F
    D
    C, D, E

  • Which of the following has an aromatic ring ?

    A
    Alanine
    B
    Lycine
    C
    Tyrosine
    D
    Glycine
    • AAKASH SERIES-AROMATIC HYDROCARBONS-Problems
    1. Which of the following are aromatic?

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    2. Explain whether the compound is aromatic or not?

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    3. Compare the number of hydrogen atoms per carbon atom of an arene with ...

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    4. Why compounds like 1,3-cyclobutadiene, 1,3,5,7- cycloctatetrane and io...

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    5. Which of the following compounds is more acidic?

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    6. Write the sturcture and names of all possible isomers of trimethyl ben...

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    7. What is the electrophile in chlorination of benzene with chlorine in p...

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    8. Which is more acidic, acetylene or benzene?

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    9. What are the ozonolysis products of ortho xylene?

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    10. Show that the role of cone, sulphuric acid is not a dehydrating agent,...

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    11. What happens when benzene reacts with n-propylchloride in presence of ...

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    12. Compure acetylene and benzene with respect to the following: (a) hyb...

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    13. What product is obtained when isobutyl chloride reacts with benzene in...

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    14. Write the sequence of reactions to convert phenol into acetophenone.

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    15. Which is more reactive, C(6)H(6) or C(6)D(6) towards electrophilic sub...

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    16. What is the major product obtained by nitration of m-xylene?

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    17. Predict the major product of chlorination of m-dinitrobenzene.

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    18. Write the major product of the chlorination reaction of o-nitotoulene.

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    19. . Where are X and Y?

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    20. Is azulene polar and aromatic ?

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