Chemical Engineering - Chemical Process
Exercise :: Chemical Process - Section 4
| 1. |
Starting material for the production of styrene butadiene rubber (SBR) is |
| A. |
ethyl alcohol | | B. |
ethylene | | C. |
both (a) & (b) | | D. |
neither (a) nor (b) |
Answer: Option C
Explanation:
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| 2. |
Which one of the following is not an elastomer ? |
| A. |
Polyisoperene | | B. |
Neoprene | | C. |
Nitrile-butadiene | | D. |
None of these |
Answer: Option D
Explanation:
|
| 3. |
Which of the following processes can remove both temporary as well as permanent hardness of water ? |
| A. |
Filtration | | B. |
Boiling | | C. |
Distillation | | D. |
None of these |
Answer: Option C
Explanation:
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| 4. |
Dacron is a |
| A. |
condensation product of hexam-ethylene diamine and adipic acid. | | B. |
thermosetting material. | | C. |
condensation product of dimethyl terephthalate and ethylene glycol. | | D. |
none of these. |
Answer: Option D
Explanation:
|
| 5. |
Rancidity of the fatty oil can be reduced by its |
| A. |
decoloration | | B. |
hydrogenation | | C. |
oxidation | | D. |
purification |
Answer: Option B
Explanation:
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