Chemical Process MCQs

Question 1

Dense soda ash used in the manufacture of glass, is chemically represented by

Accepted Answer

Na2CO3.H2O

Answer

Na2CO3

Answer

Na2CO3.10H2O

Answer

Na2HCO3

Question 2

At a given temperature, the equilibrium yield of SO3 obtained from the oxidation of SO2 is proportional to (where, P = pressure of the system)

Accepted Answer

$$\sqrt {	ext{P}} $$

Answer

P

Answer

P2

Answer

$$\frac{1}{{	ext{P}}}$$

Question 3

Refractory bricks having high thermal conductivity is desirable, when it is to be used in the

Accepted Answer

Recuperator

Answer

L.D. converter

Answer

Blast furnace

Answer

Rotary kiln

Question 4

Poly Vinyl Chloride (P.V.C.) is a __________ material.

Accepted Answer

Thermoplastic

Answer

Thermosetting

Answer

Fibrous

Answer

Chemically active

Question 5

Titanium dioxide is a/an __________ colour pigment.

Accepted Answer

White

Answer

Black

Answer

Yellow

Answer

Blue

Question 6

__________ is a thermosetting plastic.

Accepted Answer

Bakelite

Answer

Polyvinyl chloride

Answer

Polythene

Answer

Teflon

Question 7

__________ is a thermosetting plastic.

Accepted Answer

Epoxy polymer

Answer

Polythene

Answer

P.V.C.

Answer

Polystyrene

Question 8

Commercial production of Vanaspati is done by __________ of edible vegetable oils.

Accepted Answer

Hydrogenation

Answer

Oxidation

Answer

Hydrolysis

Answer

Hydrocracking

Question 9

Calcination of limestone is not done in a __________ kiln for producing lime.

Accepted Answer

Fixed bed

Answer

Vertical shaft

Answer

Rotary

Answer

Fluidised bed