Chemical Process MCQs

Question 1

Poly tetraflouro ethylene (P.T.F.E.) is known as

Accepted Answer

Teflon

Answer

Bakelite

Answer

Celluloid

Answer

Decron

Question 2

Zeolite is a/an

Accepted Answer

Naturally occuring clay which is capable of exchanging cations

Answer

Abrasive material

Answer

Catalyst used in shift conversion

Answer

None of these

Question 3

Synthetic glycerine is produced from

Accepted Answer

Propylene

Answer

Toluene

Answer

Phenol

Answer

Naphthalene

Question 4

Dehydrogenation of ethyl benzene produces

Accepted Answer

Styrene

Answer

Naphthalene

Answer

Phenol

Answer

Benzoic acid

Question 5

Pick out the wrong statement pertaining to solvent extraction of oil. Rate of extraction

Accepted Answer

Decreases as the moisture content of flakes increases

Answer

Decreases with decrease of thickness of the flakes

Answer

Increases with the increasing flake size keeping the flake thickness constant

Answer

Increases Considerably with the rise of temperature

Question 6

Catalyst used in the oxidation of benzene to produce maleic anhydride is

Accepted Answer

V2O5

Answer

Pt

Answer

Ni

Answer

Cr

Question 7

The enzyme which converts starch into the disacharides maltose is

Accepted Answer

Diastase

Answer

Maltase

Answer

Yeast

Answer

None of these

Question 8

Trinitro-toluene (TNT) is

Accepted Answer

An explosive

Answer

Used in glycerine manufacture

Answer

Used in dye manufacture

Answer

None of these

Question 9

Metallic soap (e.g. aluminium or calcium salts of fatty acids) can be used

Accepted Answer

As a lubricant

Answer

As a rust preventive

Answer

In hard water for cleaning of cloth

Answer

As a foam depressant in distillation column