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

Question

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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Comment

Pick out the wrong statement.

A. Azoic dyes are mostly applied on cotton fabrics

B. Basic dyes (e.g. amino derivatives) are applied mostly to paper

C. Mordant dyes are applied mainly to wools

D. None of these

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Trinitro-toluene (TNT) is

A. Used in glycerine manufacture

B. An explosive

C. Used in dye manufacture

D. None of these

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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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__________ glass is used for the manufacture of optical glass.

A. Pyrex

B. Soda

C. Flint

D. Crooke's

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Lithophane is

A. Explosive

B. White lead

C. Filter aid

D. ZnS (white pigment)

Discuss this answer

Hydrolysis of sugar is called

A. Hydration

B. Inversion

C. Esterification

D. None of these

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Yellow phosphorus is transported under

A. Air

B. Water

C. Nitrogen

D. Helium

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Catalytic oxidation-dehydrogenation of methyl alcohol produces

A. Formaldehyde

B. Phenol

C. Acetone

D. Maleic anhydride

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Caprolactam (a raw material for nylon-6 manufacture) is produced from

A. Phenol

B. Naphthalene

C. Benzene

D. Pyridine

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In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

A. (NH₄)₂SO₄

B. NH₄Cl

C. (NH₄)₂ NO₃

D. Liquid NH₃

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Metallic soap is __________ salt of fatty acids.

A. Sodium

B. Potassium

C. Both sodium & potassium

D. Aluminium or calcium

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Nylon-66 is so named because the

A. Average degree of polymerisation of the polymer is 1966

B. Number of carbon atoms between two nitrogen atoms are 6

C. Number of nitrogen atoms between two carbon atoms are 6

D. Polymer was first synthesised in 1966

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Pick out the wrong statement.

A. DDT is manufactured by the condensation of chlorobenzene with chloral at 30°C in presence of oleum, which is a highly exothermic reaction

B. Chloral is obtained by the chlorination of ethyl alcohol

C. Insecticides acting on the insects through the respiratory system are called fumigants

D. Benzene hexachloride is not a contact insecticide

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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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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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Pick out the wrong statement pertaining to the soap manufacture.

A. Transparent soaps are made by cold process

B. Organic pigments are used as colouring materials in the soap manufacture

C. Both laundry as well as toilet soaps are manufactured by hot process

D. Colourless rosin is used in the manufacture of laundry soaps

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Silicone is a/an

A. Thermoplastic

B. Inorganic polymer

C. Monomer

D. None of these

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Paper pulp produced by Kraft/sulphate process is

A. Bleached easily

B. Dull white in color

C. Strong fibrous

D. Dark colored

Discuss this answer

Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

A. 1 - 2

B. 15 - 20

C. 50 - 60

D. 80 - 85

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Styrene-butadiene-rubber (SBR) as compared to natural rubber has

A. Poorer tensile strength

B. Poorer resistance to oxidation

C. Greater amount of heat build-up under heavy loading

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

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Essential oils are usually obtained using

A. Steam distillation

B. Extractive distillation

C. Solvent extraction

D. Leaching

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Flexible foam (for mattresses) is usually made of

A. PVC

B. Silicone

C. Polyurethanes

D. Polyamides

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The yield of tar from high temperature carbonisation of dry coal is about __________ percent.

A. 3

B. 12

C. 22

D. 0.3

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Ca(OH)₂ is called

A. Quicklime

B. Slaked lime

C. Limestone

D. Gypsum

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Pick out the wrong statement.

A. Strongly caking coal should not be used in the Lurgi gasifier

B. Acetylene gas cannot be used for illumination purpose

C. Water gas is called blue gas because of the color of the flame, when it is burnt

D. Gaseous fuels require less percentage of excess air for combustion as compared to liquid fuels

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Phthalic anhydride is produced by the oxidation of

A. Naphthalene

B. Benzene

C. Toluene

D. Aniline

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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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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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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

Discuss this answer

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

A. Nitrobenzene

B. Toluene

C. Nitrotoluene

D. Benzene

Discuss this answer

Accepted Answer

A. Cellulose

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

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Pick out the wrong statement.

Trinitro-toluene (TNT) is

Nylon-66 is manufactured from

__________ glass is used for the manufacture of optical glass.

Lithophane is

Hydrolysis of sugar is called

Yellow phosphorus is transported under

Catalytic oxidation-dehydrogenation of methyl alcohol produces

Caprolactam (a raw material for nylon-6 manufacture) is produced from

In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

Metallic soap is __________ salt of fatty acids.

Nylon-66 is so named because the

Pick out the wrong statement.

Builders are added in soap to act as

Unsaturated oils compared to saturated oils have

Pick out the wrong statement pertaining to the soap manufacture.

Silicone is a/an

Paper pulp produced by Kraft/sulphate process is

Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

Styrene-butadiene-rubber (SBR) as compared to natural rubber has

Essential oils are usually obtained using

Flexible foam (for mattresses) is usually made of

The yield of tar from high temperature carbonisation of dry coal is about __________ percent.

Ca(OH)₂ is called

Pick out the wrong statement.

Phthalic anhydride is produced by the oxidation of

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

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

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

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

Also checkout

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

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Pick out the wrong statement.

Trinitro-toluene (TNT) is

Nylon-66 is manufactured from

__________ glass is used for the manufacture of optical glass.

Lithophane is

Hydrolysis of sugar is called

Yellow phosphorus is transported under

Catalytic oxidation-dehydrogenation of methyl alcohol produces

Caprolactam (a raw material for nylon-6 manufacture) is produced from

In an integrated steel plant, NH3 present in coke oven gas is normally recovered as

Metallic soap is __________ salt of fatty acids.

Nylon-66 is so named because the

Pick out the wrong statement.

Builders are added in soap to act as

Unsaturated oils compared to saturated oils have

Pick out the wrong statement pertaining to the soap manufacture.

Silicone is a/an

Paper pulp produced by Kraft/sulphate process is

Sucrose content in the raw juice extracted from sugar cane is about __________ percent.

Styrene-butadiene-rubber (SBR) as compared to natural rubber has

Essential oils are usually obtained using

Flexible foam (for mattresses) is usually made of

The yield of tar from high temperature carbonisation of dry coal is about __________ percent.

Ca(OH)2 is called

Pick out the wrong statement.

Phthalic anhydride is produced by the oxidation of

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

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

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

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

Also checkout

Ca(OH)₂ is called

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