Chemical Process MCQs

Question 1

Enzymes are

Accepted Answer

All of the above

Answer

Proteins with high molecular weight (around 10, 000)

Answer

Derived from living organisms

Answer

Catalyst for temperature sensitive reactions

Question 2

Neoprene is chemically known as

Accepted Answer

Polychloroprene

Answer

Polybutadiene

Answer

Styrene butadiene rubber (SBR)

Answer

Polyurathane

Question 3

Epoxy resin

Accepted Answer

Is a good adhesive

Answer

Is an elastomer

Answer

Cannot be used for surface coatings

Answer

Is a polyester

Question 4

Anion exchanger is regenerated usually with

Accepted Answer

NaOH

Answer

H2SO4

Answer

Hydrazine

Answer

Alum solution

Question 5

Cation exchanger is regenerated usually with

Accepted Answer

H2SO4

Answer

NaOH

Answer

Hydrazine

Answer

Alum solution

Question 6

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the

Accepted Answer

Car battery solution

Answer

Fertiliser manufacture

Answer

Synthesis of oleum

Answer

Water treatment

Question 7

Glycerine is recovered from lye by

Accepted Answer

Evaporation followed by vacuum distillation

Answer

Liquid extraction technique

Answer

Extractive distillation technique

Answer

None of these

Question 8

Phenol formaldehyde is produced by condensation polymerisation. It is also known as

Accepted Answer

Bakelite

Answer

Teflon

Answer

Polyester

Answer

Nylon-66

Question 9

Conversion of CO to CO2 by steam in presence of a catalyst is called

Accepted Answer

Shift conversion

Answer

Steam reforming

Answer

Steam gasification

Answer

None of these