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4

At a given temperature, the equilibrium yield of SO3 obtained from the oxidation of SO2 is proportional to (where, P = pressure of the system).

A. P

B. √P

C. P2

D. 1/P

Correct Answer :

B. √P


Related Questions

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4

Bleaching of paper pulp is done with

A. Activated clay

B. Bromine

C. Chlorine or chlorine dioxide

D. Magnesium sulphite

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4

Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale.

A. Nickel

B. Vanadium

C. Alumina

D. Iron

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4

During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to

A. Increase the rate of absorption

B. Avoid corrosion

C. Reduce the cooling water circulation rate

D. None of these

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4

Which is the most suitable dye for synthetic fibres?

A. Acid dye

B. Azoic dye

C. Pigment dye

D. Mordant dye

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4

The major use of butadiene is

A. As a plasticiser for unsaturated polyester

B. In the manufacture of synthetic rubber

C. As an anti-skinning agent in paint

D. None of these

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4

Alkylbenzene sulfonate (ABS) is a

A. Detergent

B. Rubber

C. Pesticide

D. Polyester

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4

__________ acid is an unsaturated fatty acid.

A. Palmitic

B. Oleic

C. Stearic

D. Oxalic

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4

Dehydrogenation of Isopropanol produces

A. Propyl alcohol

B. Acetone

C. Trichloroethylene

D. Formaldehyde

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4

Chloramines are used in water treatment for

A. Disinfection and control of taste & odour

B. Corrosion control

C. Removing turbidity

D. Control of bacteria

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4

Gun powder, which is an explosive comprises of charcoal, sulphur and

A. Glycerine

B. Salt petre

C. Nitro glycerine

D. Dynamite

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4

Viscose rayon is chemically

A. Cellulose nitrate

B. Regenerated cellulose nitrate

C. Cellulose acetate

D. Regenerated cellulose acetate

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4

Titanium dioxide is a/an __________ colour pigment.

A. White

B. Black

C. Yellow

D. Blue

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4

Nicotine is

A. A volatile alkaloid

B. Obtained by treating by-products of the tobacco processing industry

C. Both (A) and (B)

D. Neither (A) nor (B)

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4

Which of the following coals has the highest calorific value?

A. Lignite

B. Sub-bituminous

C. Anthracite

D. Peat

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4

Which of the following is an organometallic compound?

A. Isopropyl alcohol

B. Tetra-ethyl lead

C. Zeolite

D. Cumene

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4

Phenol formaldehyde resin is used as an adhesive in making

A. Laminates

B. Card boxes

C. Furniture

D. Books

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4

The most commonly used substance to speed up the sedimentation of sewage is

A. Lime

B. Sulphuric acid

C. Chlorine

D. Sodium bisulphite

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4

Inversion of sucrose produces

A. Fructose

B. Glucose

C. Both (A) & (B)

D. Neither (A) nor (B)

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4

Poly Tetrafluoroethylene (P.T.F.E.) is known as

A. Bakelite

B. Teflon

C. Celluloid

D. Dacron

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4

Dense soda ash used in the manufacture of glass, is chemically represented by

A. Na2CO3

B. Na2CO3.10H2O

C. Na2CO3.H2O

D. Na2HCO3

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4

Coagulant is used __________ filtration.

A. Before

B. After

C. During

D. To avoid

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4

Conversion of CO to CO2 by steam in presence of a catalyst is called

A. Steam reforming

B. Shift conversion

C. Steam gasification

D. None of these

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4

Deaeration of water in its treatment is necessary, as it

A. Minimises its turbidity

B. Helps in controlling its taste and odour

C. Minimises its corrosiveness

D. None of these

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4

Margarine is a/an

A. Fat

B. Explosive

C. Plasticiser

D. Rocket propellant

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4

Very fine suspended and colloidal impurities are removed from water by a process called

A. Sedimentation

B. Coagulation

C. Disinfection

D. Softening

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4

Oxidation of SO2 to SO3 is favoured by

A. Low temperature and low pressure

B. Low temperature and high pressure

C. High temperature and low pressure

D. High temperature and high pressure

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4

What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in an electrolytic cell?

A. Cl2 & Na

B. Cl2 & H2

C. O2 & H2

D. Cl2, H2 & NaOH solution

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4

Poly Vinyl Chloride (P.V.C.) is a __________ material.

A. Thermosetting

B. Thermoplastic

C. Fibrous

D. Chemically active

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4

Which of the following contains least amount of N2?

A. Coke oven gas

B. Blast furnace gas

C. Producer gas

D. Water gas (blue gas)

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4

Which of the following is used as a binding material in soap to improve soap texture?

A. Rosin

B. Borax

C. Benzyl acetate

D. Sodium carbonate