Which of the following contains least amount of N₂?

Question

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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Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.

A. Drying

B. Semi-drying

C. Non-drying

D. None of these

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Impurities present in brine is normally removed by treatment with

A. NH₃ and CO₂

B. Lime and soda ash

C. Lime, ammonia and carbon

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

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Phthalic anhydride is used

A. In making PVC

B. As plasticisers

C. In insecticides manufacture

D. For making nylon-6

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Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

A. Calcium sulphate

B. Sodium chloride

C. Sodium sulphate

D. Magnesium chloride

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Dry ice (solidified CO₂) is used for the

A. Storage & shipment of frozen foods and ice-creams

B. Liquefaction of permanent gases

C. Liquefaction of natural gas

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

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Nitric acid is not used in the manufacture of

A. Detergents

B. Fertilisers

C. Aqua regia

D. Explosives

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Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

A. Has larger production capacity per unit cell

B. Consumes less power per ton of Cl2 produced

C. Produces high purity (70%) caustic soda directly

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

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Most widely and commonly used coagulant for the removal of suspended impurities in water is

A. Bleaching powder

B. Slaked lime

C. Alum

D. Copper sulphate

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Commonly used glass is known as the __________ glass.

A. Flint

B. Hard

C. Pyrex

D. Soda

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Trinitrotoluene (TNT), an explosive, is made by the nitration of

A. Nitrobenzene

B. Toluene

C. Nitrotoluene

D. Benzene

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The chamber process is

A. Preferred over contact process for producing 98 to 100% H₂SO₄ and various oleums

B. Non-catalytic and operates only on pyrites

C. A batch process for directly producing high strength (98 to 100%) H₂SO₄

D. None of these

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Phenol formaldehyde

A. Employs addition polymerisation

B. Employs condensation polymerisation

C. Is a monomer

D. Is an abrasive material

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Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda?

A. Diaphragm electrolytic cell process

B. Mercury electrolytic cell process

C. Lime-soda process

D. None of these

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Which of the following is not responsible for causing permanent hardness of water?

A. Ca(HCO₃)₂

B. CaCl₂

C. MgCl₂

D. None of these

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Graphite is a/an

A. Electrical insulator

B. Allotrope of carbon

C. Moderator used in nuclear reactor

D. Both (B) and (C)

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Plasticisers are added to paints to

A. Make it corrosion resistant

B. Make glossy surface

C. Give elasticity & prevent cracking of the film

D. Increase atmospheric oxidation

Discuss this answer

Dacron is a/an

A. Polyester

B. Unsaturated polyester

C. Polyamide

D. Inorganic polymer

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Varnish does not contain

A. Pigment

B. Thinner

C. Dryer

D. Anti-skimming agent

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Bromine is used in the preparation of

A. Fire extinguishing compounds

B. Fire proofing agents

C. Dyes and antiknock compounds

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

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Bleaching action of bleaching powder is due to its __________ properties.

A. Reducing

B. Oxidising

C. Disinfecting

D. None of these

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Which of the following is the purest form of water out of the following?

A. Underground water

B. Rain water

C. Well water

D. Lake water

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Phenol formaldehyde is produced by condensation polymerisation. It is also known as

A. Teflon

B. Bakelite

C. Polyester

D. Nylon-66

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Acetone is produced by catalytic dehydrogenation of

A. Phenol

B. Naphthalene

C. Isopropanol

D. Ethyl benzene

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Liquor poisoning generally occurs due to the presence of __________ in it.

A. Ethyl alcohol

B. Impurities

C. Methyl alcohol

D. Carbonic acid

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Which of the following is not required in the manufacture of soda ash by Solvay process?

A. Ammonia

B. Limestone

C. Nitric acid

D. None of these

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Linde process of gas liquefaction employs

A. Exchange of heat with colder stream

B. Adiabatic expansion through a throttle valve (Joule-Thomson expansion)

C. Adiabatic expansion against a piston or in a turbine

D. Merely compressing the gas beyond its critical pressure

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Fermentation of molasses to produce ethyl alcohol is done at __________ °C.

A. 20 - 30

B. < - 5

C. 100 - 150

D. 250 - 300

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Rotary kiln is not involved in the production of

A. Cement

B. Lime from limestone

C. Slaked lime from quick lime

D. None of these

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Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass.

A. Chromium

B. Arsenic

C. Copper

D. Manganese

Discuss this answer

Accepted Answer

A. Coke oven gas

Which of the following contains least amount of N₂?

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.

Impurities present in brine is normally removed by treatment with

Phthalic anhydride is used

Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

Dry ice (solidified CO₂) is used for the

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

Nitric acid is not used in the manufacture of

Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

Most widely and commonly used coagulant for the removal of suspended impurities in water is

Commonly used glass is known as the __________ glass.

Trinitrotoluene (TNT), an explosive, is made by the nitration of

The chamber process is

Phenol formaldehyde

Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda?

Which of the following is not responsible for causing permanent hardness of water?

Graphite is a/an

Plasticisers are added to paints to

Dacron is a/an

Varnish does not contain

Bromine is used in the preparation of

Bleaching action of bleaching powder is due to its __________ properties.

Which of the following is the purest form of water out of the following?

Phenol formaldehyde is produced by condensation polymerisation. It is also known as

Acetone is produced by catalytic dehydrogenation of

Liquor poisoning generally occurs due to the presence of __________ in it.

Which of the following is not required in the manufacture of soda ash by Solvay process?

Linde process of gas liquefaction employs

Fermentation of molasses to produce ethyl alcohol is done at __________ °C.

Rotary kiln is not involved in the production of

Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass.

Also checkout

Which of the following contains least amount of N2?

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain high amount of saturated fatty acids, it is termed as __________ oil.

Impurities present in brine is normally removed by treatment with

Phthalic anhydride is used

Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

Dry ice (solidified CO2) is used for the

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

Nitric acid is not used in the manufacture of

Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

Most widely and commonly used coagulant for the removal of suspended impurities in water is

Commonly used glass is known as the __________ glass.

Trinitrotoluene (TNT), an explosive, is made by the nitration of

The chamber process is

Phenol formaldehyde

Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda?

Which of the following is not responsible for causing permanent hardness of water?

Graphite is a/an

Plasticisers are added to paints to

Dacron is a/an

Varnish does not contain

Bromine is used in the preparation of

Bleaching action of bleaching powder is due to its __________ properties.

Which of the following is the purest form of water out of the following?

Phenol formaldehyde is produced by condensation polymerisation. It is also known as

Acetone is produced by catalytic dehydrogenation of

Liquor poisoning generally occurs due to the presence of __________ in it.

Which of the following is not required in the manufacture of soda ash by Solvay process?

Linde process of gas liquefaction employs

Fermentation of molasses to produce ethyl alcohol is done at __________ °C.

Rotary kiln is not involved in the production of

Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass.

Also checkout

Which of the following contains least amount of N₂?

Dry ice (solidified CO₂) is used for the

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