Punjab 12th Class Chemistry Chapter 7 Fundamental Principles of Organic Chemistry Mcqs Test Online
Questions 20
Total Marks 40
Time 20 Mins
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Punjab 12th Class Chemistry Chapter 7 Fundamental Principles of Organic Chemistry Mcqs Test Online

Start your preparation for Punjab 12th Class Chemistry Chapter 7 Fundamental Principles of Organic Chemistry 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.

12th Class Chemistry Chapter 7 Fundamental Principles of Organic Chemistry Mcqs Test Online Punjab Boards

 

Question 1 of 20

Chemistry

1. Nucleophile is considered as
1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Only one 'benzene ring' is present in compounds of
1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. Types of structural isomerism are
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. Bonding pairs of electrons in each carbon atom
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. There are few homologous series of compounds. The existence of homologous series is due to:

1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. The Simplest molecule of Bucky Ball contain carbon atoms:
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. Substances which are basis of human life on earth are
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. Which of the following is an aromatic compound:
1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. The major portion of natural gas is:

1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. When water vapours are passed over white anhydrous copper sulphate, which colour is formed?

1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. Relative formula C₃H₆ is of molecule:
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. Which of the following compound is heterocyclic?
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. When AgNO₃ is added to the Lassaignes’ solution which colour is formed for lodine:
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. In organic compounds carbon atoms form:

1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. If a molecule contains more than one functional group it is known as:
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. Two optical isomers are formed from carbon atoms to create bond of

1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. Lassaignes’ solution is prepared in the detection of elements of organic compound. Which metal is used for the reaction with organic compound?
1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. Formation of radicals which attack reactants molecules generate more free radicals. This step is a
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. Element that is backbone of organic molecules is
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. Select from the following the one, which is alcohol;

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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