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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Industry knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is the name of the reactor used in the below flow chart? |
A. | Hot reactor |
B. | Wash tower |
C. | Decomposition tower |
D. | Fluidized roaster |
Answer» E. | |
2. |
Why roasting of FeS is done? |
A. | Removal of arsenic |
B. | Recovery of H2S |
C. | Immune to poisons |
D. | Recovery of SO2 |
Answer» E. | |
3. |
Which Major Engineering problem is associated with Frasch process? |
A. | Grinding |
B. | Corrosion |
C. | Final clean-up of stack gases |
D. | Pyrites ore beneficiation |
Answer» C. Final clean-up of stack gases | |
4. |
Which component of sulfur attacks the vanadium catalyst? |
A. | Platinum |
B. | Zinc |
C. | Arsenic |
D. | Lead |
Answer» D. Lead | |
5. |
Which one of the following product is manufacturer by Finnish Process? |
A. | Elemental sulfur |
B. | Chlorine |
C. | Pyrrhotite |
D. | Sour gas |
Answer» B. Chlorine | |
6. |
What is 1, 2, 3 represents in the following flow chart in production of sulfur? |
A. | 1-steam, 2-H2S, 3-SO2 |
B. | 1-H2S, 2-steam, 3-SO2 |
C. | 1-steam, 2-SO2, 3-H2S |
D. | 1-SO2, 2-H2S, 3-steam |
Answer» D. 1-SO2, 2-H2S, 3-steam | |
7. |
Which commercial product is produced by Frasch Process? |
A. | Sulfur |
B. | Ammonia |
C. | Nitric acid |
D. | Sulfuric acid |
Answer» B. Ammonia | |
8. |
Which one of the following catalysts used in contact process before the using of vanadium pentoxide? |
A. | Aluminium |
B. | Zinc |
C. | Copper |
D. | Platinum |
Answer» E. | |
9. |
Which promoter mentioned below is used in the contact process? |
A. | Iron |
B. | Alkali |
C. | Acid |
D. | Air |
Answer» C. Acid | |
10. |
Which phenomena is involved in the byproduct sulfuric acid production? |
A. | Elemental sulfur mining |
B. | Oxidation -reduction |
C. | Pyrolysis of pyrites |
D. | Burning of fuel |
Answer» E. | |
11. |
What are the basic raw materials for manufacture of sulfuric acid? |
A. | Sulfur and pyrites |
B. | Oxygen |
C. | Hydrogen |
D. | Nitrogen |
Answer» B. Oxygen | |