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. The functional group -COOH is used for:

 
 
 
 

2. Benzene is a/an:

 
 
 
 

3. Which of the following is a saturated hydrocarbon?

 
 
 
 

4. CH3 – CH2 – is radical.

 
 
 
 

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

 
 
 
 

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

 
 
 
 

7. The general formula for alkanes is:

 
 
 
 

8. Organic compounds have _______ different sorts of formulae.

 
 
 
 

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

 
 
 
 

10. Alkenes:

 
 
 
 

11. More than ____________ organic compound (carbon compounds) exist.

 
 
 
 

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

 
 
 
 

13. Which one of these statements is TRUE?

 
 
 
 

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

 
 
 
 

15. Vital force Theory was introduced by:

 
 
 
 

16. Which of the following is an alcohol?

 
 
 
 

17. Polyethene is:

 
 
 
 

18. The rate of reactivity of organic compounds is:

 
 
 
 

19. Acetic acid is obtained from:

 
 
 
 

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

 
 
 
 


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