Aromatic Hydrocarbons, Class 11 Chemistry NCERT Solutions

1. There will be total 10  MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying.

1. Aromatic compound containing Benzene Ring are known as:

Arenes

Non-Benzenoids

Benzenoids

Alkynes

Your comments:

Question 1 of 10

2. Which of the following is not aromatic?

Tropylium cation

Cyclopentadienyl cation

Cyclopropenyl cation

Cyclopentadienyl anion

Your comments:

Question 2 of 10

3. Methyl benzene can be prepared by the reaction of benzene with:

CH₃COCl in the presence of AlCl₃

CH₃Cl in the presence of AlCl₃

CH₄ in the presence of Al

C₂H₅Cl in the presence of AlCl₃

Your comments:

Question 3 of 10

4. Phenol is reduced to benzene in presence of:

Ni

Zn

AlCl₃

KOH

Your comments:

Question 4 of 10

5. The presence of resonance in benzene is justified on the basis of:

C-C bond length

None

Both(1) and(2)

C-H bond length

Your comments:

Question 5 of 10

6. The polynuclear hydrocarbons possessing carcinogenic property are formed from Organic materials by:

Complete combustion

Ozonolysis

Reduction

Incomplete combustion

Your comments:

Question 6 of 10

7. Aromatic hydrocarbons are also known as:

Arenes

Alkenes

Alkyne

Alkanes

Your comments:

Question 7 of 10

8. Benzene reacts with acetyl chloride in the presence of AlCl₃ to give:

Acetophenone

Ethyl benzene

Benzophenone

Toluene

Your comments:

Question 8 of 10

9. The structure of Benzene was given by

Thomson

Friedrich

Farady

Kekule

Your comments:

Question 9 of 10

10. When 2-butyne is passed through red hot iron tube, the product formed is:

1,2,4- Trimethylbenzene

Benzene

Ethyl benzene

1,2,3,4,5,6-Hexamethylbenzene

Your comments:

Question 10 of 10

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