ECAT Chemistry Gases 2 Online Test

Photo of Maan Ali Maan AliLast Updated: April 26, 2025

ECAT Chemistry Gases Test 2

ECAT Chemistry Gases Chaper Online Test

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: ECAT Entry Test
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ECAT Chemistry Gases 2 MCQS Online Test

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Engineering Subject

1. Fluted filter paper is used for

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

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

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

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

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

7. 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?

8. The process of filtration is used to:

9. Slow cooling of hot saturated solution yields.

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

11. Sublimation is a process for the separation of:

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

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

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

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


 

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Photo of Maan Ali Maan AliLast Updated: April 26, 2025
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Maan Ali

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