Chemical Engineering - Chemical Process

16.
Fermentation of molasses to produce ethyl alcohol is done at __________ °C
20 - 30
< - 5
100 - 150
250 - 300
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
The catalyst used in the manufacture of DDT is
alumina.
silica.
20% oleum.
aluminium chloride.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
Most widely and commonly used coagulant for the removal of suspended impurities in water is
bleaching powder
slaked lime
alum
copper sulphate
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
__________ is used as a catalyst in fat splitting.
ZnO
Ni
V2O5
FeO
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
Which of the following is not produced on commercial scale from sea water?
Bromine.
Magnesium compounds.
Potassium compounds.
Sodium sulphate.
Answer: Option
Explanation:
No answer description is available. Let's discuss.