Chemical Engineering - Chemical Process

1.
Starting material for the production of styrene butadiene rubber (SBR) is
ethyl alcohol
ethylene
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Which one of the following is not an elastomer ?
Polyisoperene
Neoprene
Nitrile-butadiene
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Which of the following processes can remove both temporary as well as permanent hardness of water ?
Filtration
Boiling
Distillation
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
Dacron is a
condensation product of hexam-ethylene diamine and adipic acid.
thermosetting material.
condensation product of dimethyl terephthalate and ethylene glycol.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
Rancidity of the fatty oil can be reduced by its
decoloration
hydrogenation
oxidation
purification
Answer: Option
Explanation:
No answer description is available. Let's discuss.