The chamber process is

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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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Which of the following is used as a coagulant in treating turbid water?

A. Chlorine

B. Ferric sulphate

C. Calcium sulphate

D. Activated carbon

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The main component of Pyrex glass is

A. Zinc

B. Lead

C. Boron

D. Selenium

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Pick out the exothermic reaction out of the following:

A. C + H₂O = CO + H₂

B. CaC₂ + H₂O = Ca(OH)₂ + C₂H₂

C. MgCO₃ = MgO + CO₂

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

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__________ iron is the purest form of iron.

A. Cast

B. Wrought

C. Pig

D. High silicon

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High purity nitrogen is used in

A. Making protective gas (95% N2 + 5% H2) for annealing of cold rolled steel strip coils

B. Fire fighting purposes

C. Both (A) & (B)

D. Neither (A) nor (B)

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CaO is called

A. Quick lime

B. Slaked lime

C. Limestone

D. Calcite

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Electro deposition of metals i.e. electroplating is never done on

A. Metals

B. Alloys

C. Refractories

D. Non-metals

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Common salt is generally not produced commonly by __________ method from brine.

A. Freeze drying

B. Electrolytic

C. Solar evaporation

D. Vacuum evaporation

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Pasteurisation of milk means

A. Removal of fatty and albuminous substance from it

B. Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics

C. Inhibiting the growth of micro-organisms without killing them

D. None of these

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Paper grade bamboo contains about __________ percent cellulose.

A. 5

B. 20

C. 40

D. 60

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Carborundum consists mainly of

A. Bauxite

B. Silicon carbide

C. Boron carbide

D. Calcium carbide

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Magnesium and calcium __________ cause temporary hardness of water.

A. Carbonates

B. Bicarbonates

C. Phosphates

D. Sulphates

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Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda?

A. High cost of mercury

B. High specific gravity of mercury

C. Non-availability of high purity mercury

D. Pollution of water stream by mercury

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Naphthols are derivates of

A. Methyl amine

B. Naphthalene

C. Phenol

D. Xylene

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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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Poly Vinyl Chloride (P.V.C.) is a __________ material.

A. Thermosetting

B. Thermoplastic

C. Fibrous

D. Chemically active

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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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Fire clay is __________ refractory material.

A. A basic

B. An acidic

C. A neutral

D. Not a

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Carbon disulphide is mainly used in the production of

A. Viscose rayon

B. Corundum

C. Plasticiser for unsaturated polyester

D. Paints

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Na₂CO₃.10H₂O is called

A. Washing soda

B. Soda ash

C. Slaked lime

D. Quicklime

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DDT stands for

A. Diethyl-diphenyl-trichloromethane

B. Dichloro-diphenyl-trichloromethane

C. diphenyl-dichloro-trichloromethane

D. Dichloro-diphenyl-trichloroethane

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Sulphuric acid saturated with SO₃ is called

A. Concentrated H₂SO₄

B. Sulphurous acid

C. Oleum

D. None of these

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Hydrazine (N₂H₄) is used mainly as a/an

A. Explosive

B. Rocket fuel

C. Detergents additive

D. None of these

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The combustion reaction, C + O₂ = CO₂, is

A. Exothermic

B. Endothermic

C. Autocatalytic

D. None of these

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Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

A. Mechanical

B. Sulphate/Kraft

C. Sulphite

D. Neutral sulphite semi-chemical

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__________ acid is the main constituent of cotton seed oil.

A. Acetic

B. Linoleic

C. Palmitic

D. Oleic

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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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Pick out the wrong statement.

A. Eosin requirement in tallow soap is about 40-50% which fastens the lather formation, softens the hard soaps and increases its cleansing action

B. Soap powder is prepared by mixing soap with hydrated sodium carbonate

C. Detergents differ from soaps in their action in hard water

D. Tarnish inhibitor (e.g., Benzotriazole) is added in soap to facilitate the removal of stains due to tea, blood etc

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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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Pick out the endothermic reaction out of the following.

A. C+ ½O₂ = CO

B. CO + 3H₂ = CH₄ + H₂O

C. CaCO₃ = CaO + CO₂

D. CO + ½O₂ = CO₂

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Accepted Answer

D. None of these

The chamber process is

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Which of the following is used as a coagulant in treating turbid water?

The main component of Pyrex glass is

Pick out the exothermic reaction out of the following:

__________ iron is the purest form of iron.

High purity nitrogen is used in

CaO is called

Electro deposition of metals i.e. electroplating is never done on

Common salt is generally not produced commonly by __________ method from brine.

Pasteurisation of milk means

Paper grade bamboo contains about __________ percent cellulose.

Carborundum consists mainly of

Magnesium and calcium __________ cause temporary hardness of water.

Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda?

Naphthols are derivates of

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

Poly Vinyl Chloride (P.V.C.) is a __________ material.

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

Fire clay is __________ refractory material.

Carbon disulphide is mainly used in the production of

Na₂CO₃.10H₂O is called

DDT stands for

Sulphuric acid saturated with SO₃ is called

Hydrazine (N₂H₄) is used mainly as a/an

The combustion reaction, C + O₂ = CO₂, is

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

__________ acid is the main constituent of cotton seed oil.

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

Pick out the wrong statement.

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

Pick out the endothermic reaction out of the following.

Also checkout

The chamber process is

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Which of the following is used as a coagulant in treating turbid water?

The main component of Pyrex glass is

Pick out the exothermic reaction out of the following:

__________ iron is the purest form of iron.

High purity nitrogen is used in

CaO is called

Electro deposition of metals i.e. electroplating is never done on

Common salt is generally not produced commonly by __________ method from brine.

Pasteurisation of milk means

Paper grade bamboo contains about __________ percent cellulose.

Carborundum consists mainly of

Magnesium and calcium __________ cause temporary hardness of water.

Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda?

Naphthols are derivates of

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

Poly Vinyl Chloride (P.V.C.) is a __________ material.

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

Fire clay is __________ refractory material.

Carbon disulphide is mainly used in the production of

Na2CO3.10H2O is called

DDT stands for

Sulphuric acid saturated with SO3 is called

Hydrazine (N2H4) is used mainly as a/an

The combustion reaction, C + O2 = CO2, is

Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the __________ process.

__________ acid is the main constituent of cotton seed oil.

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

Pick out the wrong statement.

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

Pick out the endothermic reaction out of the following.

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

Na₂CO₃.10H₂O is called

Sulphuric acid saturated with SO₃ is called

Hydrazine (N₂H₄) is used mainly as a/an

The combustion reaction, C + O₂ = CO₂, is