Diaphragm electrolytic cell as compared to mercury electrolytic cell

Question

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)

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Nylon-66 is manufactured from

A. Hexamethylene diamine and adipic acid

B. Hexamethylene diamine and Maleic anhydride

C. Caprolactam

D. Dimethyl terephthalate and ethylene glycol

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Naphthalene is removed from coke oven gas by

A. Adsorbing on palladium

B. Absorbing in ethanolamine

C. Scrubbing with wash oil

D. Passing it through electrostatic precipitator

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The major use of butadiene is

A. As a plasticiser for unsaturated polyester

B. In the manufacture of synthetic rubber

C. As an anti-skinning agent in paint

D. None of these

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Coagulant is used __________ filtration.

A. Before

B. After

C. During

D. To avoid

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Fluorescent dyes are added in detergents to

A. Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics

B. Attain distinctiveness from other brands

C. Act as tarnish inhibitor for metals like German silver

D. None of these

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Which is a high grade pulp?

A. Rag pulp

B. Mechanical pulp

C. Sulphate pulp

D. Sulphite pulp

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Thermal pyrolysis of ethylene dichloride produces

A. Trichloroethylene

B. Vinyl chloride

C. Ethanol amine

D. Ethylene oxide

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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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Reverse osmosis is normally used for the

A. Separation of isotopes of uranium from gaseous uranium hexafluoride

B. Separation of helium from natural gas

C. Desalination of brackish water to produce potable (drinking) water

D. Purification of oxygen

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The end bleaching agent used to move last traces of colour bodies from the pulp is

A. Chlorine dioxide (ClO₂)

B. MgO

C. SO₂ gas

D. Mercaptans

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An oil is converted into fat by its

A. Hydrogenation

B. Hydrolysis

C. Hydrocracking

D. Hydration

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Dehydrogenation of ethyl benzene produces

A. Styrene

B. Naphthalene

C. Phenol

D. Benzoic acid

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Alum is commercially produced from

A. Gypsum

B. Feldspar

C. Galena

D. Bauxite

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Builders are added in soap to act as

A. Cleaning power booster

B. Anti-redeposition agent

C. Corrosion inhibitor

D. Fabric brightener

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Pick out the wrong statement.

A. Pasteurisation of milk involves moderate heating followed by cooling

B. Bakeries and breweries make use of yeasts

C. Enzyme is a complex nitrogenous compound

D. Oils and fats are alkaloids

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Which form of sulphur is the most stable at room temperature?

A. Plastic

B. Monoclinic

C. Rhombic

D. Flowers of sulphur

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High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

A. Flocculate the impurities

B. Facilitate fast filtration

C. Both (A) and (B)

D. Neither (A) nor (B)

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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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Glycerine can be obtained from

A. Fat

B. Naphthalene

C. Cumene

D. Sucrose

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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

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Concentration of hydrogen peroxide is done by

A. Crystallisation

B. Vacuum crystallisation

C. Atmospheric distillation

D. Dehydration

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Which of the following is not present in bagasse fibre?

A. Cellulose

B. Lignin

C. Pentogens

D. None of these

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Shaving soaps are

A. Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a lasting property

B. Metallic soaps compounded with frothing agents

C. High free alkali soaps having excess of cane sugar and alcohol

D. None of these

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__________ is an ore of lead.

A. Quartz

B. Galena

C. Siderite

D. Chalcopyrite

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Wet chlorine gas produced during electrolysis of brine is dehydrated by

A. Spraying 66° Be H2SO4 counter current to the flow of the gas

B. Passing it through a bed of diatomaceous earth

C. Passing it through a bed of silica gel

D. None of these

Discuss this answer

Oil produced by solvent extraction

A. Has low free fatty acid content

B. Is odourless

C. Both (A) & (B)

D. Neither (A) nor (B)

Discuss this answer

Production of alcohol by fermentation of molasses is a/an __________ process.

A. Anaerobic

B. Aerobic

C. Endothermic

D. Both (B) and (C)

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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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Nickel is not used as a catalyst in the __________ reaction.

A. Shift conversion

B. Oil hydrogenation

C. Steaming reforming of naphtha

D. Ammonia cracking/dissociation

Discuss this answer

Enzymes are organic catalysts used in the __________ reactions.

A. Chemical

B. Biochemical

C. Photochemical

D. Electrochemical

Discuss this answer

Accepted Answer

C. Requires lesser investment for similar capacity

Diaphragm electrolytic cell as compared to mercury electrolytic cell

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Nylon-66 is manufactured from

Naphthalene is removed from coke oven gas by

The major use of butadiene is

Coagulant is used __________ filtration.

Fluorescent dyes are added in detergents to

Which is a high grade pulp?

Thermal pyrolysis of ethylene dichloride produces

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

Reverse osmosis is normally used for the

The end bleaching agent used to move last traces of colour bodies from the pulp is

An oil is converted into fat by its

Dehydrogenation of ethyl benzene produces

Alum is commercially produced from

Builders are added in soap to act as

Pick out the wrong statement.

Which form of sulphur is the most stable at room temperature?

High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

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

Glycerine can be obtained from

Unsaturated oils compared to saturated oils have

Concentration of hydrogen peroxide is done by

Which of the following is not present in bagasse fibre?

Shaving soaps are

__________ is an ore of lead.

Wet chlorine gas produced during electrolysis of brine is dehydrated by

Oil produced by solvent extraction

Production of alcohol by fermentation of molasses is a/an __________ process.

Nitric acid is not used in the manufacture of

Nickel is not used as a catalyst in the __________ reaction.

Enzymes are organic catalysts used in the __________ reactions.

Also checkout

Diaphragm electrolytic cell as compared to mercury electrolytic cell

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Nylon-66 is manufactured from

Naphthalene is removed from coke oven gas by

The major use of butadiene is

Coagulant is used __________ filtration.

Fluorescent dyes are added in detergents to

Which is a high grade pulp?

Thermal pyrolysis of ethylene dichloride produces

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

Reverse osmosis is normally used for the

The end bleaching agent used to move last traces of colour bodies from the pulp is

An oil is converted into fat by its

Dehydrogenation of ethyl benzene produces

Alum is commercially produced from

Builders are added in soap to act as

Pick out the wrong statement.

Which form of sulphur is the most stable at room temperature?

High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to

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

Glycerine can be obtained from

Unsaturated oils compared to saturated oils have

Concentration of hydrogen peroxide is done by

Which of the following is not present in bagasse fibre?

Shaving soaps are

__________ is an ore of lead.

Wet chlorine gas produced during electrolysis of brine is dehydrated by

Oil produced by solvent extraction

Production of alcohol by fermentation of molasses is a/an __________ process.

Nitric acid is not used in the manufacture of

Nickel is not used as a catalyst in the __________ reaction.

Enzymes are organic catalysts used in the __________ reactions.

Also checkout

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