Reaction of benzene with chlorine gas to produce tri-chlorobenzene exemplifies a/an __________ reaction.

Chlorination of benzene is done to produce benzene hexachloride (a pesticide) in a photochemical reactor lined with

A

Karbate

B

Lead or glass

C

Fireclay bricks

D

PVC

An approximately __________ process exemplifies the flow of a gas through a very long pipe of uniform cross-section.

A

Adiabatic

B

Isothermal

C

Isentropic

D

Isochoric

BHC (Benzene hexachloride) is made by the chlorination of benzene

A

Which is an addition reaction

B

Which is a substitution reaction

C

In absolute dark

D

In presence of sunlight

Isopropyl benzene produced by alkylation of benzene with propylene is known as

A

Neoprene

B

Cumene

C

Gelatin

D

Mercaptans

Removal of __________ exemplifies an adsorption unit operation.

A

Uranium from its ore

B

Water from petrol

C

Ammonia from coke oven gas

D

Mustard oil from mustard seed

Color of brass changes from yellow to __________ after its dezincification which exemplifies selective leaching.

A

Grey

B

Red

C

Orange

D

Violet

Sound waves propagation in air exemplifies an __________ process.

A

Adiabatic

B

Isothermal

C

Isometric

D

None of these

Mercury manometer (U-tube type) exemplifies a __________ order system.

A

Zero

B

First

C

Second

D

Third

Melting of ice exemplifies a/an

A

Adiabatic process

B

Endothermic reaction

C

Exothermic reaction

D

Process involving a chemical reaction

Which of the following exemplifies resemblence with the extrusion process ?

A

Pneumatic ejection of abrasive solid particles through a nozzle

B

Toothpaste pouring out of the tube

C

Ejection of abrasive slurry through an opening

D

Viscous lubricant pouring out through its container's mouth

Reaction of benzene with chlorine gas to produce tri-chlorobenzene exemplifies a/an __________ reaction.

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