Chemical Engineering - Chemical Process

1. 

Nylon-6 is a

A. polyamide
B. thermosetting resin
C. polyester
D. none of these

Answer: Option A

Explanation:

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2. 

Enzymes are

A. proteins with high molecular weight (around 10, 000).
B. derived from living organisms.
C. catalyst for temperature sensitive reactions.
D. all (a), (b) and (c).

Answer: Option D

Explanation:

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3. 

Multistage catalytic converter is not used in the

A. conversion of SO2 to SO3
B. NH3 synthesis reaction.
C. both (a) & (b).
D. neither (a) nor (b).

Answer: Option B

Explanation:

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4. 

The main product of high temperature carbonisation of coal is

A. coke
B. ammonia
C. tar
D. phenol

Answer: Option A

Explanation:

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5. 

__________ is a thermosetting plastic.

A. Polythene
B. Epoxy polymer
C. P.V.C.
D. Polystyrene

Answer: Option B

Explanation:

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