Punjab 12th Class Chemistry Chapter 9 Aromatic Hydrocarbons MCQs Test Online
Questions 20
Total Marks 40
Time 20 Mins
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Punjab 12th Class Chemistry Chapter 9 Aromatic Hydrocarbons MCQs Test Online

Start your preparation for Punjab 12th Class Chemistry Chapter 9 Aromatic Hydrocarbons MCQs Test Online. This online test contains 20 MCQs and you have 20 Minutes to complete it. The total marks for this test are 40. This test is valid for students of All Punjab Boards (Lahore, Gujranwala, Multan, etc.) following the PCTB Syllabus. Read the questions carefully and select the correct option below to see your result.

Punjab 12th Class Chemistry Chapter 9 Aromatic Hydrocarbons MCQs Test Online

 

Question 1 of 20

Chemistry

1. Resonance energy of benzene is?
1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Total number of it -electrons in benzene are?
1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. How many resonance structures of benzene are known
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. Aromatic compounds burn with sooty flame because?
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. The conversion of n-hexane into benzene by heating in the presence of Pt is called?
1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. The electrophile in aromatic sulphonation is?
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. Aromatic compound give sooty flame because they?
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. The structure of Benzene is?
1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. Aromatic hydrocarbons are the derivatives of?
1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. During nitration of benzene, the active nitrating agent is?
1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. The extra-ordinary stability of benzene molecule is due to?
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. Benzene cannot undergo?
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. Aromatic hydrocarbons are the derivatives of?
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. In which compound benzene rings are isolated?
1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. The benzene molecule contains?
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. Which compound is the most reactive one?
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2.
3.
4.

Question 16 of 20

Question 17 of 20

17. Amongst the following, the compound that can be most readily sulphonated is?
1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. Which of the following acid can be used as a catalyst in Friedel-Crafts reactions?
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. Molecule of benzene contains?
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. C - C bond length in Benzene is?
1.
2.
3.
4.

Question 20 of 20


 

Guide for Punjab Board Students

Students of BISE Lahore, Gujranwala, Multan, and other Punjab boards must follow the SLO based pattern.

Top Scoring Tips for Punjab:

  • Textbook Reading: The paper is 100% derived from PCTB books. Do not rely only on keybooks.
  • Objective Paper (20%): Practice these online MCQs repeatedly as they are taken from 5-Year Past Papers.
  • Bubble Sheet: Ensure you know how to fill the OMR sheet correctly.

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