Chemical Engineering - Chemical Process

26. 

Penicillin is separated from fermented broth by

A. extraction with amyl or butyl acetate.
B. ternery azeotropic distillation.
C. evaporation in calendria.
D. extractive distillation.

Answer: Option A

Explanation:

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27. 

__________ process is used for producing soda ash.

A. Chamber
B. Chance
C. Tromp
D. Solvay

Answer: Option D

Explanation:

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28. 

Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on

A. slaked lime
B. soda lime
C. calcium perchlorate
D. none of these

Answer: Option A

Explanation:

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29. 

Which of the following is an unsaturated fatty acid ?

A. Lauric acid
B. Palmitic acid
C. Stearic acid
D. Oleic acid

Answer: Option D

Explanation:

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30. 

The yield of tar from high temperature carbonisation of dry coal is about __________ percent.

A. 3
B. 12
C. 22
D. 0.3

Answer: Option A

Explanation:

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