Alkylbenzene sulfonate (ABS) is a

Question

Alkylbenzene sulfonate (ABS) is a

A. Detergent

B. Rubber

C. Pesticide

D. Polyester

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Zeolite used in water softening process (cation exchange) is regenerated by washing with

A. Brine

B. Chloramines

C. Sodium bisulphite

D. Liquid chlorines

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Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water.

A. SO₃

B. Cl₂

C. NH₃

D. SO₂

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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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The most widely used coagulant for removing suspended impurities from water is

A. Bleaching powder

B. Chlorine

C. Calcium sulphate

D. Alum

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In contact process, SO₃ is absorbed in 97% H₂SO₄ and not in water, because

A. SO₃ gas is sparingly soluble in water

B. Water forms an acid mist, which is difficult to absorb

C. The purity of acid is affected

D. Scale formation in the absorber is to be avoided

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Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo?

A. Depithing

B. Digestion

C. Bleaching

D. None of these

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Phenol formaldehyde is produced by condensation polymerisation. It is also known as

A. Teflon

B. Bakelite

C. Polyester

D. Nylon-66

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20% oleum means that in 100 kg oleum, there are 20 kg of

A. SO₃ and 80kg of H₂SO₄

B. H₂SO₄ and 80kg of SO₃

C. SO₃ for each 100 kg of H₂SO₄

D. None of these

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'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of

A. Final rolling out of paper

B. Cutting of fibres

C. Hydration of fibres

D. Fibrillation of fibre

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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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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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The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

A. Dilute H₂SO₄

B. Oleum

C. Ultraviolet light

D. None of these

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For the hydrogenation of oils, (i) is commonly used as catalyst and (ii) is a catalyst poison.

A. (i) platinum (ii) sulphur

B. (i) palladium (ii) oxygen

C. (i) nickel (ii) sulphur

D. (i) nickel (ii) oxygen

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Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by

A. Iron-steam reaction

B. Electrolysis of water

C. Steam reforming of naphtha

D. Its cryogenic separation from coke oven gas

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Liquefaction of gases cannot be done by

A. Exchange of heat with colder stream

B. Adiabatic expansion through a throttle valve (Joule-Thomson expansion)

C. Merely compressing it beyond critical pressure

D. Adiabatic expansion against a piston or in a turbine

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Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.

A. CaO

B. MnO₂

C. ZnO

D. FeS

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Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

A. Poor oxidation stability and high gum forming tendency

B. Greater tendency of decomposition at elevated temperature

C. Hydrolysis tendency in presence of water

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

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Neon gas is

A. Flammable in nature

B. Used in color discharge tube

C. Filled in lamps having tungsten filament

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

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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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Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.

A. 1

B. 2.5

C. 5

D. 10

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__________ is a polysaccharide.

A. Maltose

B. Starch

C. Sucrose

D. Glucose

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The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.

A. Cationic

B. Anionic

C. Amphoteric

D. Semi polar

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Concentration of sulphide ores is done usually by

A. Roasting

B. Smelting

C. Froth floatation

D. Electromagnetic separation

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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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Use of water having dissolved oxygen in boilers promotes

A. Corrosion

B. Sequestration

C. Scale formation

D. None of these

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Epoxy resin

A. Is a good adhesive

B. Is an elastomer

C. Cannot be used for surface coatings

D. Is a polyester

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Which of the following impurities in feed water for high pressure boiler is the most detrimental?

A. Silica

B. Dissolved oxygen

C. Suspended salt

D. Dissolved salt

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Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material?

A. Slag cement

B. Glasses

C. Porcelain/Potteries

D. Teflon

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__________ is not a constituent of gun powder.

A. Carbon

B. Charcoal

C. Sulphur

D. Potassium nitrate

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Air used in aerobic fermentation must be sterilized, otherwise the

A. Recovery of product will be difficult

B. Contamination of pure culture would result

C. Uniformity of product cannot be achieved

D. None of these

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Accepted Answer

A. Detergent

Alkylbenzene sulfonate (ABS) is a

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Zeolite used in water softening process (cation exchange) is regenerated by washing with

Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water.

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.

The most widely used coagulant for removing suspended impurities from water is

In contact process, SO₃ is absorbed in 97% H₂SO₄ and not in water, because

Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo?

Phenol formaldehyde is produced by condensation polymerisation. It is also known as

20% oleum means that in 100 kg oleum, there are 20 kg of

'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of

Nylon-66 is manufactured from

Pick out the wrong statement.

The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

For the hydrogenation of oils, (i) is commonly used as catalyst and (ii) is a catalyst poison.

Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by

Liquefaction of gases cannot be done by

Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.

Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

Neon gas is

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

Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.

__________ is a polysaccharide.

The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.

Concentration of sulphide ores is done usually by

Fumigant insecticides

Use of water having dissolved oxygen in boilers promotes

Epoxy resin

Which of the following impurities in feed water for high pressure boiler is the most detrimental?

Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material?

__________ is not a constituent of gun powder.

Air used in aerobic fermentation must be sterilized, otherwise the

Also checkout

Alkylbenzene sulfonate (ABS) is a

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Zeolite used in water softening process (cation exchange) is regenerated by washing with

Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water.

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.

The most widely used coagulant for removing suspended impurities from water is

In contact process, SO3 is absorbed in 97% H2SO4 and not in water, because

Which of the following is an additional step in the manufacture of paper from bagasse as compared to that from bamboo?

Phenol formaldehyde is produced by condensation polymerisation. It is also known as

20% oleum means that in 100 kg oleum, there are 20 kg of

'Hollander beater' machine used in the paper manufacturing plant does not accomplish the task of

Nylon-66 is manufactured from

Pick out the wrong statement.

The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is

For the hydrogenation of oils, __________ (i) __________ is commonly used as catalyst and __________ (ii) __________ is a catalyst poison.

Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by

Liquefaction of gases cannot be done by

Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.

Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

Neon gas is

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

Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.

__________ is a polysaccharide.

The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an __________ detergent.

Concentration of sulphide ores is done usually by

Fumigant insecticides

Use of water having dissolved oxygen in boilers promotes

Epoxy resin

Which of the following impurities in feed water for high pressure boiler is the most detrimental?

Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material?

__________ is not a constituent of gun powder.

Air used in aerobic fermentation must be sterilized, otherwise the

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.

In contact process, SO₃ is absorbed in 97% H₂SO₄ and not in water, because

For the hydrogenation of oils, (i) is commonly used as catalyst and (ii) is a catalyst poison.