Chemical Engineering - Chemical Process
Exercise :: Chemical Process - Section 5
16. |
__________ is produced using polycondensation reaction. |
A. |
Polythene | B. |
Phenol formaldehyde | C. |
Poly vinyl chloride | D. |
none of these |
Answer: Option B
Explanation:
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17. |
Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. |
A. |
phthalic anhydride | B. |
vinyl chloride | C. |
maleic anhydride | D. |
dacron |
Answer: Option B
Explanation:
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18. |
In industrial nomenclature, alcohol means |
A. |
butyl alcohol | B. |
propyl alcohol | C. |
ethanol | D. |
methyl alcohol |
Answer: Option C
Explanation:
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19. |
Which of the following is the purest form of water out of the following ? |
A. |
Underground water | B. |
Rain water | C. |
Well water | D. |
Lake water |
Answer: Option B
Explanation:
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20. |
Use of water having dissolved oxygen in boilers promotes |
A. |
corrosion | B. |
sequestration | C. |
scale formation | D. |
none of these |
Answer: Option A
Explanation:
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