In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by

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In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by

A. Increasing the oxygen concentration

B. Putting more quantity of V2O5 catalyst in the converter

C. Removing some quantity of SO3 during intermediate stage

D. Maintaining low temperature & pressure in the converter

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Chemical name of 'alum' is

A. Barium sulphate

B. Aluminium sulphate

C. Aluminium chloride

D. Calcium sulphate

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The catalyst used in shift converter is

A. Nickel

B. Vanadium

C. Silica gel

D. Alumina

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Hard water

A. Does not affect the lather formation by soap

B. Is not unfit for drinking purpose

C. Pollutes the water stream

D. All (A), (B) and (C)

Discuss this answer

Massecuite is

A. Used for paper making

B. Used as a cattle feed

C. Highly acidic in nature

D. None of these

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Use of chlorine in the treatment of sewage

A. Helps in grease separation

B. Increases the biological oxygen demand (BOD)

C. Causes bulking of activated sludge

D. Aids in flocculation

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Terylene is

A. Same as Dacron

B. A polyester

C. Both (A) & (B)

D. Neither (A) nor (B)

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Epoxy resin

A. Is a good adhesive

B. Is an elastomer

C. Cannot be used for surface coatings

D. Is a polyester

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Maleic anhydride is produced by catalytic oxidation of

A. Toluene

B. Ethyl alcohol

C. Naphthalene

D. Benzene

Discuss this answer

Salt is the basic raw material for the manufacture of

A. Cement

B. Glass

C. Potteries

D. Caustic soda

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Thermosetting materials

A. Are cross-linked molecules

B. Soften on application of heat

C. Are solvent soluble

D. None of these

Discuss this answer

__________ is a thermosetting plastic.

A. Polyvinyl chloride

B. Polythene

C. Bakelite

D. Teflon

Discuss this answer

Saponification value/number of an oil or fat is a measure of its

A. Fatty acid content

B. Degree of unsaturation of the fatty acids present in it

C. Average molecular weight

D. Insoluble fatty acid content

Discuss this answer

Insulin is an __________ drug.

A. Anti-malarial

B. Anti-TB

C. Antibiotic

D. None of these

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Direct conversion of chemical energy into electrical energy is done in a

A. Magnetohydrodynamic (MHD) generator

B. Fuel cell

C. Fast breeder reactor

D. None of these

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Which of the following is an unsaturated fatty acid?

A. Lauric acid

B. Palmitic acid

C. Stearic acid

D. Oleic acid

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Fumigant insecticides

A. Kill insects, when they eat it

B. Emit poisonous vapour

C. Are absorbed throughout the plant

D. None of these

Discuss this answer

Soap cannot be used with hard water, because

A. Hard water contains sulphate

B. They form insoluble calcium soaps which precipitate

C. They attract back the removed dirt

D. None of these

Discuss this answer

Bisphenol A is produced by the condensation of acetone with

A. Formaldehyde

B. Ethyl alcohol

C. Diethyl ether

D. Phenol

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__________ process is used for the manufacture of sodium carbonate by ammonia soda process.

A. Ostwald's

B. Bosch

C. Solvay

D. Haber's

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Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

A. Poor oxidation stability and high gum forming tendency

B. Greater tendency of decomposition at elevated temperature

C. Hydrolysis tendency in presence of water

D. All (A), (B) and (C)

Discuss this answer

Commonly used glass is known as the __________ glass.

A. Flint

B. Hard

C. Pyrex

D. Soda

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__________ is produced by the dehydrogenation of ethyl benzene.

A. Styrene

B. Ethyl alcohol

C. Cumene

D. Phenol

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Calcareous & argillaceous materials are used in the manufacture of

A. Lead

B. Cement

C. Carbon disulphide

D. None of these

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The process used for the manufacture of ethyl alcohol from molasses is

A. Distillation

B. Dehydration

C. Dehydrogenation

D. None of these

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The catalyst used in the production of elemental sulphur from H₂S (by oxidation-reduction) is

A. Alumina

B. Silica gel

C. Platinum

D. Nickel

Discuss this answer

Paper grade bamboo contains about __________ percent cellulose.

A. 5

B. 20

C. 40

D. 60

Discuss this answer

Thorium is mainly used

A. For the manufacture of gas mantles

B. As a fissile fuel in a nuclear reactor

C. In the manufacture of hydrogen bomb

D. In the treatment of cancer

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Which of the following is not an insecticide?

A. Hydrocyanic acid

B. Nicotine

C. Sodium fluoride

D. Hexane

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Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on

A. Slaked lime

B. Soda lime

C. Calcium perchlorate

D. None of these

Discuss this answer

An oil is converted into fat by its

A. Hydrogenation

B. Hydrolysis

C. Hydrocracking

D. Hydration

Discuss this answer

Accepted Answer

C. Removing some quantity of SO3 during intermediate stage

In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by

Correct Answer :

Show all Chemical Process MCQ

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Chemical name of 'alum' is

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Commonly used glass is known as the __________ glass.

__________ is produced by the dehydrogenation of ethyl benzene.

Calcareous & argillaceous materials are used in the manufacture of

The process used for the manufacture of ethyl alcohol from molasses is

The catalyst used in the production of elemental sulphur from H₂S (by oxidation-reduction) is

Paper grade bamboo contains about __________ percent cellulose.

Thorium is mainly used

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Also checkout

In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 2SO3), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO2 to SO3 can be increased by

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Chemical name of 'alum' is

The catalyst used in shift converter is

Hard water

Massecuite is

Use of chlorine in the treatment of sewage

Terylene is

Epoxy resin

Maleic anhydride is produced by catalytic oxidation of

Salt is the basic raw material for the manufacture of

Thermosetting materials

__________ is a thermosetting plastic.

Saponification value/number of an oil or fat is a measure of its

Insulin is an __________ drug.

Direct conversion of chemical energy into electrical energy is done in a

Which of the following is an unsaturated fatty acid?

Fumigant insecticides

Soap cannot be used with hard water, because

Bisphenol A is produced by the condensation of acetone with

__________ process is used for the manufacture of sodium carbonate by ammonia soda process.

Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

Commonly used glass is known as the __________ glass.

__________ is produced by the dehydrogenation of ethyl benzene.

Calcareous & argillaceous materials are used in the manufacture of

The process used for the manufacture of ethyl alcohol from molasses is

The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is

Paper grade bamboo contains about __________ percent cellulose.

Thorium is mainly used

Which of the following is not an insecticide?

Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on

An oil is converted into fat by its

Also checkout

In multistage equilibrium conversion of SO₂ to SO₃ (2SO₂ + O₂ 2SO₃), the reverse reaction becomes appreciable at a temperature of 550° C. The percentage equilibrium conversion of SO₂ to SO₃ can be increased by

The catalyst used in the production of elemental sulphur from H₂S (by oxidation-reduction) is