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Among the ions the aromatic species are:

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Important Questions on Hydrocarbons

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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 25

The following three isomeric tribromobenzenes are subjected to mononitriation, which is/are gives two mononitrotribromobenzenes:

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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 26

In the reaction the major product formed is:

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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 27

The major product formed in the reaction is:

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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 28
Nitrobenzene reacts with Br2 in the presence of FeBr3 to give m-bromonitrobenzene as the major product. Which of the following provides the reasons for the formation of m-bromonitrobenzene as the major product.
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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 29
Isopropylbenzene can be prepared by:
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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 30
Which of the following characteristic does an aromatic compound exhibit:
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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 31
Which of the following groups are meta-directing:
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Beta Question Bank for Engineering: Chemistry>Chapter 24 - Hydrocarbons>EXERCISE-2>Q 32
Which of the following groups are orth-and para-directing: