Online MCQs – Organic Chemistry – Chemistry 10th

Class 10th | Chemistry | Chapter 3 | Organic Chemistry | Solved Online MCQs Test

Online MCQs Test of Chapter 3 (Organic Chemistry) Chemistry Class 10th Science Group – Sindh Board. According to New Examination Pattern / Syllabus of Sindh Board

1. It is an organic compound excreted in the urine of mammals.

 
 
 
 

2. CH3 – CH2 – is radical.

 
 
 
 

3. It is the capacity of atoms to build long chains and huge rings by linking with other similar atoms.

 
 
 
 

4. It is also known as the electronic formula, which depicts the sharing of electrons between distinct atoms in a single molecule of an organic compound.

 
 
 
 

5. Organic compounds have _______ different sorts of formulae.

 
 
 
 

6. Alkenes:

 
 
 
 

7. Which one indicates the exact number of atoms in one molecule of an organic compound?

 
 
 
 

8. The functional group -COOH is used for:

 
 
 
 

9. Acetic acid is obtained from:

 
 
 
 

10. Benzene is a/an:

 
 
 
 

11. Which of the following is a saturated hydrocarbon?

 
 
 
 

12. It is the key element in all organic compounds.

 
 
 
 

13. The prefix \’hept\’ stands for the __________ carbon atoms.

 
 
 
 

14. The rate of reactivity of organic compounds is:

 
 
 
 

15. The general formula for alkanes is:

 
 
 
 

16. Which of the following is an alcohol?

 
 
 
 

17. In organic compounds after carbon, the most frequently used element is:

 
 
 
 

18. Molecular formula of butane is:

 
 
 
 

19. If two compounds have the same molecular formula but distinct atom arrangements in their molecules or different structural formulas, they are said to be:

 
 
 
 

20. Vital force Theory was introduced by:

 
 
 
 


Online MCQs Test preparation for Chemistry Class 10th (Science Group Sindh Board) helps students practice effectively. These multiple-choice questions are taken from Chapter 3 “Organic Chemistry” of the Class 10th Chemistry textbook. They fully cover the requirements of the objective section in the examination. This activity is a valuable resource for excellent exam preparation. The Online MCQs Test provides students with the best platform to assess their knowledge and practice independently.
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