Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate

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Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate

A. Is prone to thermal decomposition

B. Has high water solubility and is unstable

C. Is soluble in ammonium chloride and potassium chloride solution

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

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Ultimate analysis of coal determines its __________ content.

A. Carbon, hydrogen, nitrogen & sulphur

B. Carbon, ash, sulphur & nitrogen

C. Carbon, sulphur, volatile matter & ash

D. Carbon, volatile matter, ash & moisture

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Which one of the following is not an elastomer?

A. Polyisoprene

B. Neoprene

C. Nitrile-butadiene

D. None of these

Discuss this answer

Flux addition during smelting of ore is done to

A. Remove impurities/gangue

B. Enhance rate of reaction

C. Accelerate reduction of ore

D. Separate slag from metal

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Resistance to fusion of the refractory under a steady rising temperature condition is called

A. Spalling

B. Refractoriness

C. Both (A) & (B)

D. Neither (A) nor (B)

Discuss this answer

Main constituent of limestone is

A. CaCO₃

B. MgCO₃

C. Na₂CO₃

D. CaSO₄

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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Pure rectified spirit contains about __________ percent alcohol.

A. 45

B. 70

C. 95

D. 99.5

Discuss this answer

Pick out the wrong statement.

A. Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate

B. Glass is decolorized during its manufacture by adding antimony oxide, manganese dioxide or arsenic oxide

C. Ordinary glass is represented chemically by Na₂O . CaO . 6SiO₂

D. Red color is imparted to glass by addition of arsenic oxide

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Conversion of SO2 to SO3 in Monsanto 4-pass converter is about __________ percent.

A. 80

B. 90

C. 98

D. 100

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Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

A. Nitric acid

B. Hydrochloric acid

C. Methyl alcohol

D. Formic acid

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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

Discuss this answer

Pick out the wrong statement.

A. Chamber process of sulphuric acid manufacture produces pure acid of concentration < 80%

B. Contact process of sulphuric acid manufacture produces pure acid of concentration ≥ 98%

C. 75% oleum can be produced by distillation of 20% oleum

D. Contact process of sulphuric acid manufacture uses nickel as the catalyst

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Synthesis gas is a mixture of

A. CO and H₂

B. N₂ and H₂

C. H₂, CH₄ and CO

D. CO₂ and H₂

Discuss this answer

The main product of high temperature carbonisation of coal is

A. Coke

B. Ammonia

C. Tar

D. Phenol

Discuss this answer

Phthalic anhydride is produced by the oxidation of

A. Naphthalene

B. Benzene

C. Toluene

D. Aniline

Discuss this answer

The major constituents of glass are

A. Lime, clay and soda ash

B. Sand, lime and soda ash

C. Silica, alumina and clay

D. Silica, alumina and soda ash

Discuss this answer

Oleum produces fumes of

A. SO₂

B. H₂SO₄

C. SO₃

D. SO₂ + H₂SO₄

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Which of the following is the second major component of cement?

A. Al₂O₃

B. CaO

C. SiO₂

D. Fe₂O₃

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Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of

A. Trichloroethylene

B. Perchloroethylene

C. Parathion

D. Methanol

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Dacron (or Terylene) fibres as compared to nylon fibres have

A. Better heat & acid resistant properties

B. Poorer resistance to alkalis

C. Poorer dyeability

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

Discuss this answer

Gun powder uses

A. Sulphur

B. Charcoal

C. Potassium nitrate

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

Discuss this answer

An oil is converted into fat by its

A. Hydrogenation

B. Hydrolysis

C. Hydrocracking

D. Hydration

Discuss this answer

Phenol formaldehyde resin is used as an adhesive in making

A. Laminates

B. Card boxes

C. Furniture

D. Books

Discuss this answer

Diaphragm electrolytic cell as compared to mercury electrolytic cell

A. Produces 70% NaOH solution

B. Requires less specific power consumption for the production of chlorine

C. Requires lesser investment for similar capacity

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

Discuss this answer

In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst

A. Gives higher conversion efficiency

B. Has a longer life and is not poisoned by arsenic

C. Handles lower SO2 content gas (7 -10% SO₂), thus increasing the capital cost of the plant

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

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__________ is the major constituent of the Portland cement.

A. Calcium carbonate

B. Calcium oxide

C. Tricalcium silicate

D. Calcium sulphate

Discuss this answer

The catalyst used in the manufacture of DDT is

A. Alumina

B. Silica

C. 20% oleum

D. Aluminium chloride

Discuss this answer

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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Unsaturated oils compared to saturated oils have

A. Lower melting point & higher reactivity to oxygen

B. Higher melting point & higher reactivity to oxygen

C. Lower melting point & lower reactivity to oxygen

D. Higher melting point & lower reactivity to oxygen

Discuss this answer

Sucrose is a

A. Monosaccharide

B. Disaccharide

C. Polysaccharide

D. None of these

Discuss this answer

Accepted Answer

C. Is soluble in ammonium chloride and potassium chloride solution

Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Ultimate analysis of coal determines its __________ content.

Which one of the following is not an elastomer?

Flux addition during smelting of ore is done to

Resistance to fusion of the refractory under a steady rising temperature condition is called

Main constituent of limestone is

Massecuite is

Pure rectified spirit contains about __________ percent alcohol.

Pick out the wrong statement.

Conversion of SO2 to SO3 in Monsanto 4-pass converter is about __________ percent.

Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

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

Pick out the wrong statement.

Synthesis gas is a mixture of

The main product of high temperature carbonisation of coal is

Phthalic anhydride is produced by the oxidation of

The major constituents of glass are

Oleum produces fumes of

Which of the following is the second major component of cement?

Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of

Dacron (or Terylene) fibres as compared to nylon fibres have

Gun powder uses

An oil is converted into fat by its

Phenol formaldehyde resin is used as an adhesive in making

Diaphragm electrolytic cell as compared to mercury electrolytic cell

In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst

__________ is the major constituent of the Portland cement.

The catalyst used in the manufacture of DDT is

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

Unsaturated oils compared to saturated oils have

Sucrose is a

Also checkout

Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Ultimate analysis of coal determines its __________ content.

Which one of the following is not an elastomer?

Flux addition during smelting of ore is done to

Resistance to fusion of the refractory under a steady rising temperature condition is called

Main constituent of limestone is

Massecuite is

Pure rectified spirit contains about __________ percent alcohol.

Pick out the wrong statement.

Conversion of SO2 to SO3 in Monsanto 4-pass converter is about __________ percent.

Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of

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

Pick out the wrong statement.

Synthesis gas is a mixture of

The main product of high temperature carbonisation of coal is

Phthalic anhydride is produced by the oxidation of

The major constituents of glass are

Oleum produces fumes of

Which of the following is the second major component of cement?

Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of

Dacron (or Terylene) fibres as compared to nylon fibres have

Gun powder uses

An oil is converted into fat by its

Phenol formaldehyde resin is used as an adhesive in making

Diaphragm electrolytic cell as compared to mercury electrolytic cell

In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst

__________ is the major constituent of the Portland cement.

The catalyst used in the manufacture of DDT is

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

Unsaturated oils compared to saturated oils have

Sucrose is a

Also checkout

Carbon tetrachloride (CCl₄) is the starting raw material for the manufacture of

In the manufacture of H₂SO₄, vanadium catalyst as compared to platinum catalyst