Online MCQs – Industrial Chemistry – Chemistry 10th

Class 10th | Chemistry | Chapter 8 | Industrial Chemistry | Solved Online MCQs Test

Online MCQs Test of Chapter 8 (Industrial Chemistry) Chemistry Class 10th Science Group – Sindh Board. According to New Examination Pattern / Syllabus of Sindh Board

1. The carboxylate end of the soap molecule that is attracted to water is called:

 
 
 
 

2. The basis of soft drinks, the syrup, is prepared by dissolving these ingredients into the water to:

 
 
 
 

3. The citric acid is used in the preparation of cold drinks for:

 
 
 
 

4. They help in removing grease and dirt from the skin.

 
 
 
 

5. It causes saponification and is an essential ingredient in soap making.

 
 
 
 

6. _______ different products are manufactured through chemical industries.

 
 
 
 

7. The harvesting is the most important step of:

 
 
 
 

8. The term “petroleum” refers to:

 
 
 
 

9. Animal fats or vegetable oils are the most common sources of:

 
 
 
 

10. Petroleum is mostly made up of:

 
 
 
 

11. The preparation of sugar from sugarcane is composed of __________ steps.

 
 
 
 

12. Petroleum is a liquid that is _________ than water yet _________ in it.

 
 
 
 

13. The abrasives are:

 
 
 
 

14. The use of sodium hydroxide produced a:

 
 
 
 

15. In petroleum, the percentage of carbon is found to be:

 
 
 
 

16. It is mild, moisturizing and gives a low creamy lather.

 
 
 
 

17. The use of potassium hydroxide produced a:

 
 
 
 

18. Animal fat tallows from cows, such as lard, are, often used for / in:

 
 
 
 

19. Sugar crystals are separated in:

 
 
 
 

20. The centrifuge machine used for separation of:

 
 
 
 


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