The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.

Presence of non-biodegradable substances, like alkyl benzene sulphonate (ABS) from the detergents in polluted water stream causes

A

Fire hazards

B

Explosion hazards

C

Persistent foam

D

Depletion of dissolved oxygen

Alkylbenzene sulfonate (ABS) is a

A

Detergent

B

Rubber

C

Pesticide

D

Polyester

Aryl benzene sulphonate (ABS) is a

A

Detergent

B

Plasticiser for unsaturated polyester

C

Starting material for the synthesis of glycerine

D

Coating ingredient for photographic film

Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.

A

Endothermic

B

Exothermic

C

Irreversible

D

Both B and C

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

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

ABS এর পূর্ণ রূপ কী?

A

Anti- lock Beaming System

B

Anti- lock Braking System

C

Anti- lock Blasting System

D

Anti - lock Breaking System

The function of anti-lock brake system (ABS) is that is

A

Reduces the stopping distance

B

Minimizes the brake fade

C

Maintains directional control during braking by preventing the wheels from locking

D

Prevents nose dives during braking and thereby postpones locking of the wheels

Acrylonitrile-butadiene-styrene (ABS) copolymer, which is produced by blending styrene-acrylonitfile copolymer with butadiene based elastomer, is a/an

A

Rigid foam

B

Engineering plastic

C

Thermosetting polymer

D

Spongy rubber

The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.

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