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Engineering Chemistry Practice Test: Surface Chemistry
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Avg score: 79% Most missed: “Which theory relatively suits or heterogeneous catalysis?”
Surface Chemistry topics include: Catalysts, catalysis reactions, adsorption, colloids applications and preparation. Surface chemistry is a subfield of chemistry that studies physical and chemical phenomena that occur at the interface of two phases. This includes solid-liquid interfaces, solid-gas interfaces, solid–vacuum interfaces, and liquid-gas interfaces.  Surface chemistry is important in industries and day-to-day lives. It includes fields of surface physics and surface chemistry.  Some concepts of surface chemistry include: Adsorption: Adsorption is a part of surface chemistry. The... Show more
Engineering Chemistry Practice Test: Surface Chemistry
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25 Questions

1. Calculate the size of the colloidal particle present in the mixture of fats and milk from the given data.
Amount of milk in litres: 20
Amount of fats in grams: 10
Time taken to mix the ingredients: 20 sec
2. Which of the following is a catalytic poison?
3. Identify the catalyst in Deacon’s process.
4. Which of the following form of colloid is considered to be the strongest colloid?
5. Calculate the amount of intermediate formed from the following data.
Initial amount=10
Final amount=20
6. Which of the following is used as a catalyst for the following reaction?
N2 + 3H2 ⟶ 2NH3
7. Identify the catalyst used in Oswald’s process.
8. Calculate the amount of intermediate components formed from the given data.
S=12
T=10
C=12
9. Which of the following is a characteristic of a colloid?
10. What is called a dispersion phase?
11. Identify the catalyst in the contact process.
12. Which of the following is used as a catalytic promoter?
13. Which theory relatively suits or heterogeneous catalysis?
14. Which of the following is used as a catalyst for the following reaction?
2SO2 + O2 ⟶ 2SO3
15. Which of the following is used as a catalytic poison for the same reaction:
SO2 + O2 ⟶ 2SO3
16. Which theory best suits for mixed catalysis?
17. Calculate the amount of intermediate formed from the following data.
Initial amount=100
Final amount=900
18. During an experiment, accidently iodine got mixed up with a biological sample of proteins and polys. Identify the smallest colloid that can be obtained during the process of separation.
19. Identify a gel from the following.
20. Identify the liquid-liquid emulsion from the following.
21. Identify the catalyst used in the lead chamber process.
22. Identify the catalyst in the desorption process.
23. The following reaction is an example of __________________
Sodium sulphite + oxygen ⟶ sodium sulphate
24. What is the colloidal solution of liquid with solid called?
25. Identify the catalyst in the synthesis of petrol from coal.