

MCQOPTIONS
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This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which of the following can be used as a preservative for wood? |
A. | solvent spirit |
B. | petroleum coke |
C. | tar |
D. | gasoline |
Answer» D. gasoline | |
2. |
How much percentage of petrol is produced by the synthesis of coal? |
A. | 40% |
B. | 50% |
C. | 80% |
D. | 30% |
Answer» E. | |
3. |
Heavy oil on refractionation produces _________ |
A. | Asphalt |
B. | diesel oil |
C. | grease |
D. | kerosene oil |
Answer» D. kerosene oil | |
4. |
The boiling range of un-condensed gas is ___________ |
A. | < 300C |
B. | < 400C |
C. | > 500C |
D. | < 200C |
Answer» B. < 400C | |
5. |
What is the pressure applied during hydrogenation of coal? |
A. | 200-280atm |
B. | 200-250atm |
C. | 300-380atm |
D. | 300-350atm |
Answer» C. 300-380atm | |
6. |
The scales formed during the removal of harmful impurities can be removed by __________ |
A. | electrolysis |
B. | electroplating |
C. | electrotyping |
D. | dehydration |
Answer» E. | |
7. |
To remove sulphur compounds from petroleum, it is treated with __________ |
A. | copper nitrate |
B. | copper oxide |
C. | magnesium chloride |
D. | sodium chloride |
Answer» C. magnesium chloride | |
8. |
Crude oil is in the form of ____________ |
A. | emulsion of oil and brine |
B. | emulsion of oil and impurities |
C. | emulsion of brine and impurities |
D. | emulsion of impurities and moisture |
Answer» B. emulsion of oil and impurities | |
9. |
Removal of water is done by ___________ |
A. | Orsteds process |
B. | Kjeldahl s process |
C. | Filtration |
D. | Cottrells process |
Answer» E. | |