Chemical Process MCQs

Question 1

Cement setting under water employs a/an __________ process.

Accepted Answer

Hydration

Answer

Decomposition

Answer

Oxidation

Answer

Reduction

Question 2

Extraction of __________ employs an electrolytic process.

Accepted Answer

Aluminium

Answer

Silver

Answer

Copper

Answer

All of the above

Question 3

Polyvinyl chloride (PVC) is

Accepted Answer

Made by employing emulsion polymerisation

Answer

A thermosetting material

Answer

A condensation polymerisation product

Answer

None of these

Question 4

'Synthesis gas' meant for the synthesis of organic compound is a variable mixture of

Accepted Answer

CO & H2

Answer

N2 & H2

Answer

CO2 & H2

Answer

C & H2

Question 5

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of

Accepted Answer

Sulphuric acid

Answer

Nitric acid

Answer

Ammonium sulphate

Answer

Hydrochloric acid

Question 6

Le-Blanc process is a primitive process for the manufacture of

Accepted Answer

Soda ash

Answer

Caustic soda

Answer

Bromine from sea water

Answer

Hydrochloric acid

Question 7

A 'unit process' is exemplified by the

Accepted Answer

Hydrogenation of oils

Answer

Distillation

Answer

Absorption

Answer

Humidification

Question 8

Oil produced by solvent extraction

Accepted Answer

Neither A nor B

Answer

Has low free fatty acid content

Answer

Is odourless

Answer

Both A & B

Question 9

Conversion of SO2 to SO3 in Monsanto-4 pass converter is about __________ percent.

Accepted Answer

98

Answer

80

Answer

90

Answer

100