Chemical Process MCQs

Question 1

Glycerine can be obtained from

Accepted Answer

Fat

Answer

Naphthalene

Answer

Cumene

Answer

Sucrose

Question 2

Glycerine is not used in the

Accepted Answer

None of these

Answer

Manufacture of explosive

Answer

Conditioning and humidification of tobacco

Answer

Manufacture of pharmaceuticals

Question 3

Graphite is a/an

Accepted Answer

Both B and C

Answer

Electrical insulator

Answer

Allotrope of carbon

Answer

Moderator used in nuclear reactor

Question 4

Gun powder uses

Accepted Answer

All of the above

Answer

Sulphur

Answer

Charcoal

Answer

Potassium nitrate

Question 5

Gypsum is chemically

Accepted Answer

Calcium sulphate

Answer

Calcium chloride

Answer

Potassium sulphate

Answer

Sodium sulphate

Question 6

Lime and soda ash are added to water to remove

Accepted Answer

Bicarbonates & sulphates of calcium and magnesium

Answer

Undersirable taste and odour

Answer

Bacteria

Answer

Its corrosiveness

Question 7

Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H2O = Fe3O4 + 4H2, is not practised, as it is

Accepted Answer

All of the above

Answer

A slow reaction

Answer

A discontinuous reaction (requiring regeneration of iron by water gas intermittently)

Answer

Still in development stage (by employing fluidised bed technique)

Question 8

Haemoglobin is a/an

Accepted Answer

Protein

Answer

Amino acid

Answer

Biological catalyst

Answer

Enezyme

Question 9

Chalcopyrite is the main ore of

Accepted Answer

Copper

Answer

Lead

Answer

Tin

Answer

Iron