Which of the following is not produced on commercial scale from sea water?

Question

Which of the following is not produced on commercial scale from sea water?

A. Bromine

B. Magnesium compounds

C. Potassium compounds

D. Sodium sulphate

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Fat dispersed in water is exemplified by

A. Colloids

B. Gel

C. Butter

D. Emulsion

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__________ is used as a flux in the smelting of copper ore like chalcopyrite.

A. Coke breeze

B. Lime powder

C. Silica/quartz

D. Dolomite

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Chemical formula of oleum is

A. H₂SO₃

B. H₂SO₄

C. H₂S₂O₇

D. H₂SO₇

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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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The noble gas which occurs most abundantly in the atmosphere is

A. Helium

B. Neon

C. Krypton

D. Argon

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Carborundum consists mainly of

A. Bauxite

B. Silicon carbide

C. Boron carbide

D. Calcium carbide

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Fermentation is adversely affected by the

A. Presence of air

B. Absence of air

C. High concentration

D. Presence of ammonium salts

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Tall oil obtained as a by-product from the black liquor recovery is

A. A black, sticky & viscous liquid

B. Used in the manufacture of greases, emulsions & soaps

C. Composed mainly of rosin & fatty acids

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

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Phthalic anhydride is produced by the oxidation of

A. Naphthalene

B. Benzene

C. Toluene

D. Aniline

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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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L.D. converter is used in the production of

A. Pig iron

B. Steel

C. Copper

D. Zinc

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Synthetic glycerine is produced from

A. Toluene

B. Phenol

C. Propylene

D. Naphthalene

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Which oil is preferred for paint manufacture?

A. Drying oil

B. Non-drying oil

C. Semi-drying oil

D. Saturated oil

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The ideal pulp for the manufacture of paper should have high __________ content.

A. Cellulose

B. Lignin

C. Both (A) & (B)

D. None of these

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Adipic acid is an intermediate in the manufacture of

A. Perspex

B. Nylon-66

C. Polystyrene

D. Bakelite

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Claude process of gas liquefaction employs

A. Merely compression of gas beyond its critical pressure

B. Joule-Thomson expansion cooling

C. Heat exchange with colder stream

D. Adiabatic expansion against a piston or in a turbine

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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)

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In the production of soda ash by Solvay process, the by-product is

A. CaCl₂

B. NH₄Cl

C. NH₃

D. NaOH

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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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The product obtained on mixing calcium oxide with water is called

A. Quicklime

B. Slaked lime

C. Milk of lime

D. None of these

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Coal tar is used as a

A. Binding material for coal briquettes

B. Fuel in rotary kiln

C. Binder in making carbon electrodes

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

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Consider the production of ammonia from methene and air as raw materials. The catalysts used are:
(i) for steam reforming of methane and
(ii) for ammonia synthesis.

A. (i) - Ni/Al₂O₃; (ii) - Cu - ZnO/Al₂O₃

B. (i) - Fe/Al₂O₃; (ii) - Cu - ZnO/Al₂O₃

C. (i) - Ni/Al₂O₃; (ii) - Fe/Al₂O₃

D. (i) - Fe/Al₂O₃; (ii) - Ni/Al₂O₃

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Deacon's method is used for the manufacture of

A. Glauber's salt

B. Common salt

C. Chlorine

D. Graphite electrode

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The main use of HCl is in the

A. Drilling of petroleum wells and pickling of steel sheets

B. Manufacture of cationic detergent

C. Treatment of spent fuel of nuclear reactor

D. None of these

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In primitive days, __________ was being manufactured by Leblanc Process.

A. Alum

B. Washing soda

C. Soda ash

D. Calcium carbide

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Alcohol is produced by the

A. Oxidation of an aldehyde

B. Hydrolysis of an ether

C. Esterification of a fat

D. None of these

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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

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Pick out the wrong statement.

A. Fibrillation of fibre during paper manufacture is done to develop the strength in paper

B. Alkali consumption in digestion/cooking of bamboo is measured in terms of permanganate number

C. Bagasse fibre contains both lignin & cellulose

D. Presence of sodium sulphate in pulp makes the pulp bleachability poor

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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 function of gypsum addition during cement making is to

A. Increase the density of cement

B. Decrease the cement setting rate

C. Both (A) and (B)

D. Neither (A) nor (B)

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Accepted Answer

D. Sodium sulphate

Which of the following is not produced on commercial scale from sea water?

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Fat dispersed in water is exemplified by

__________ is used as a flux in the smelting of copper ore like chalcopyrite.

Chemical formula of oleum is

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

The noble gas which occurs most abundantly in the atmosphere is

Carborundum consists mainly of

Fermentation is adversely affected by the

Tall oil obtained as a by-product from the black liquor recovery is

Phthalic anhydride is produced by the oxidation of

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

L.D. converter is used in the production of

Synthetic glycerine is produced from

Which oil is preferred for paint manufacture?

The ideal pulp for the manufacture of paper should have high __________ content.

Adipic acid is an intermediate in the manufacture of

Claude process of gas liquefaction employs

Hard water

In the production of soda ash by Solvay process, the by-product is

Which is the most suitable dye for synthetic fibres?

The product obtained on mixing calcium oxide with water is called

Coal tar is used as a

Consider the production of ammonia from methene and air as raw materials. The catalysts used are:
(i) for steam reforming of methane and
(ii) for ammonia synthesis.

Deacon's method is used for the manufacture of

The main use of HCl is in the

In primitive days, __________ was being manufactured by Leblanc Process.

Alcohol is produced by the

Fumigant insecticides

Pick out the wrong statement.

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

The function of gypsum addition during cement making is to

Also checkout

Which of the following is not produced on commercial scale from sea water?

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Fat dispersed in water is exemplified by

__________ is used as a flux in the smelting of copper ore like chalcopyrite.

Chemical formula of oleum is

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

The noble gas which occurs most abundantly in the atmosphere is

Carborundum consists mainly of

Fermentation is adversely affected by the

Tall oil obtained as a by-product from the black liquor recovery is

Phthalic anhydride is produced by the oxidation of

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

L.D. converter is used in the production of

Synthetic glycerine is produced from

Which oil is preferred for paint manufacture?

The ideal pulp for the manufacture of paper should have high __________ content.

Adipic acid is an intermediate in the manufacture of

Claude process of gas liquefaction employs

Hard water

In the production of soda ash by Solvay process, the by-product is

Which is the most suitable dye for synthetic fibres?

The product obtained on mixing calcium oxide with water is called

Coal tar is used as a

Consider the production of ammonia from methene and air as raw materials. The catalysts used are:(i) __________ for steam reforming of methane and(ii) __________ for ammonia synthesis.

Deacon's method is used for the manufacture of

The main use of HCl is in the

In primitive days, __________ was being manufactured by Leblanc Process.

Alcohol is produced by the

Fumigant insecticides

Pick out the wrong statement.

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

The function of gypsum addition during cement making is to

Also checkout

Consider the production of ammonia from methene and air as raw materials. The catalysts used are:
(i) for steam reforming of methane and
(ii) for ammonia synthesis.