Chemistry Gases Test 2 Online Mcqs

Maan AliLast Updated: October 14, 2025

Important Chemistry Gases Test 2 Question and Answer

Total Questions: 15
Time Allowed: 15 Minutes
Total Marks: 15
How to Attempt Test: Please choose the right Option in MCQ-type question.
Test Helpful For: Chemistry Test
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Chemistry Gases Test 2 Practice Test Online With Explanation

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Engineering Subject

1. Gooch crucible is used in a suction filtering apparatus, because:

2. For smooth filtration one of the following precautions should be observed

3. Fluted filter paper is used for

4. Solvent extraction method is particularly useful technique for separation when the product to be separated is:

5. The solvent is selected for crystallization of a substance on the basis of:

6. From which mixture can the fast substance be obtained by adding water stirring and filtering?

7. What method is used to remove insoluble solids from muddy water?

8. Preparation of aspirin is carried out by the reaction of salicylic acid with

9. Sublimation is a process for the separation of:

10. The process of filtration is used to:

11. A flask contains the liquids trichloromethane (chloroform) and H₂O They are separated using a separating funnel. Which conclusion can be made form this observation alone?

12. A filtration process could be very time consuming if it was not added by a gentle suction which is developed

13. The top of funnel stem should touch the side of the beaker because

14. Slow cooling of hot saturated solution yields.

15. A bottle of copper (II) oxide has been contaminated wit5h some solid, NaCI. How can NaCI be removed from the (II) oxide?


 

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Maan AliLast Updated: October 14, 2025

Maan Ali

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