Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at

Question

Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at

A. 1 atm & 100°C

B. 5 atm & 275°C

C. 100 atm & 500°C

D. 50 atm & 1000°C

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The temperature in the calcium carbide furnace is __________ °C.

A. 200-300

B. 700-850

C. 2000-2200

D. 4000-4500

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A good quality coal should have

A. Low fusion point of ash

B. High ash content

C. High sulphur content

D. None of these

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Bordeaux mixture is a/an

A. Fertiliser

B. Inorganic fungicide

C. Insecticide

D. Explosive

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Nylon-6 is manufactured from

A. Caprolactam

B. Hexamethylene diamine and adipic acid

C. Hexamethylene diamine and Maleic anhydride

D. Hexamethylene diamine and Sebacic acid

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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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Rosin soap is added during paper manufacture to

A. Impart adhesive properties

B. Improve opacity

C. Impart resistance to penetration by liquids

D. None of these

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Commercially ethylene is produced from naphtha by

A. Catalytic cracking

B. Catalytic dehydrogenation

C. Pyrolysis

D. Hydrocracking

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Styrene is produced from ethyl benzene by the process of

A. Dehydrogenation

B. Oxidation

C. Alkylation

D. Dehydration

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Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and

A. Sulphuric acid

B. Phosphoric acid

C. Hydrochloric acid

D. Hydrofluoric acid

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Catalyst used during the manufacture of 'Vanaspati Ghee' is

A. Zinc

B. Nickel

C. Platinum

D. Copper

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99.5% purity oxygen is used in

A. Cutting and welding by oxy-acetylene flame

B. Hospitals for medicinal purposes

C. Gas masks and artificial breathing apparatus

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

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Pick out the wrong statement.

A. Cold rubber (SBR) is superior as compared to hot rubber (SBR)

B. Polymerisation temperature can modify the properties of SBR

C. Production of cold SBR employs lower pressure as compared to that of hot SBR

D. None of these

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Low purity oxygen is used for

A. L.D. steel making

B. Cutting and welding of metals

C. Medicinal purposes

D. Chemical oxidation processes

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Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement?

A. Xanthates

B. Stearic acid

C. Calcium & aluminium stearate

D. Formic acid

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Varnish does not contain

A. Thinner

B. Pigment

C. Both (A) & (B)

D. Neither (A) nor (B)

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

A. Neoprene

B. Cumene

C. Gelatin

D. Mercaptans

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Low temperature carbonisation of coal takes place at __________ °C.

A. 300

B. 1100

C. 700

D. 900

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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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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

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Bakelite is chemically known as

A. Polyvinyl chloride (PVC)

B. Polybutadiene

C. Phenol formaldehyde

D. Polyurethane

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Phthalic anhydride is made by the

A. Oxidation of naphthalene

B. Oxidation of benzene

C. Dehydrogenation of ethyl benzene

D. None of these

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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

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An oil is converted into fat by its

A. Hydrogenation

B. Hydrolysis

C. Hydrocracking

D. Hydration

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Air used in aerobic fermentation must be sterilized, otherwise the

A. Recovery of product will be difficult

B. Contamination of pure culture would result

C. Uniformity of product cannot be achieved

D. None of these

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Yellow phosphorus is transported under

A. Air

B. Water

C. Nitrogen

D. Helium

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Which one of the following is not likely to be a constituent of vegetable oils?

A. Citric acid

B. Oleic acid

C. Stearic acid

D. Glycerol

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The catalyst used in shift converter is

A. Nickel

B. Vanadium

C. Silica gel

D. Alumina

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Hydrochloric acid is also known as

A. Oil of vitriol

B. Muriatic acid

C. Strong organic acid

D. Green acid

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

A. Decreases with decrease of thickness of the flakes

B. Increases with the increasing flake size keeping the flake thickness constant

C. Increases considerably with the rise of temperature

D. Decreases as the moisture content of flakes increases

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__________ is produced using Polycondensation reaction.

A. Polythene

B. Phenol formaldehyde

C. Poly vinyl chloride

D. None of these

Discuss this answer

Accepted Answer

B. 5 atm & 275°C

Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at

Correct Answer :

Show all Chemical Process MCQ

Related Questions

The temperature in the calcium carbide furnace is __________ °C.

A good quality coal should have

Bordeaux mixture is a/an

Nylon-6 is manufactured from

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

Rosin soap is added during paper manufacture to

Commercially ethylene is produced from naphtha by

Styrene is produced from ethyl benzene by the process of

Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and

Catalyst used during the manufacture of 'Vanaspati Ghee' is

99.5% purity oxygen is used in

Pick out the wrong statement.

Low purity oxygen is used for

Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement?

Varnish does not contain

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

Low temperature carbonisation of coal takes place at __________ °C.

Oxidation of SO₂ to SO₃ is favoured by

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

Bakelite is chemically known as

Phthalic anhydride is made by the

Thermosetting materials

An oil is converted into fat by its

Air used in aerobic fermentation must be sterilized, otherwise the

Yellow phosphorus is transported under

Which one of the following is not likely to be a constituent of vegetable oils?

The catalyst used in shift converter is

Hydrochloric acid is also known as

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

__________ is produced using Polycondensation reaction.

Also checkout

Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at

Correct Answer :

Show all Chemical Process MCQ

Related Questions

The temperature in the calcium carbide furnace is __________ °C.

A good quality coal should have

Bordeaux mixture is a/an

Nylon-6 is manufactured from

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

Rosin soap is added during paper manufacture to

Commercially ethylene is produced from naphtha by

Styrene is produced from ethyl benzene by the process of

Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and

Catalyst used during the manufacture of 'Vanaspati Ghee' is

99.5% purity oxygen is used in

Pick out the wrong statement.

Low purity oxygen is used for

Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement?

Varnish does not contain

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

Low temperature carbonisation of coal takes place at __________ °C.

Oxidation of SO2 to SO3 is favoured by

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

Bakelite is chemically known as

Phthalic anhydride is made by the

Thermosetting materials

An oil is converted into fat by its

Air used in aerobic fermentation must be sterilized, otherwise the

Yellow phosphorus is transported under

Which one of the following is not likely to be a constituent of vegetable oils?

The catalyst used in shift converter is

Hydrochloric acid is also known as

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

__________ is produced using Polycondensation reaction.

Also checkout

Oxidation of SO₂ to SO₃ is favoured by