A 'unit process' is exemplified by the

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A 'unit process' is exemplified by the

A. Distillation

B. Hydrogenation of oils

C. Absorption

D. Humidification

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A bio-catalyst produced by living cells which acts independent of the cell is called a/an

A. Substrate

B. Enzyme

C. Nutrient

D. None of these

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Sulphuric acid is mainly used in the __________ industry.

A. Fertiliser

B. Steel

C. Paper

D. Paint

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'Synthesis gas' meant for the synthesis of organic compound is a variable mixture of

A. N₂ & H₂

B. CO₂ & H₂

C. CO & H₂

D. C & H₂

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L.D. converter is used in the production of

A. Pig iron

B. Steel

C. Copper

D. Zinc

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Tall oil obtained as a by-product from the black liquor recovery is

A. A black, sticky & viscous liquid

B. Used in the manufacture of greases, emulsions & soaps

C. Composed mainly of rosin & fatty acids

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

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Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an

A. Explosive

B. Soap

C. Detergent

D. Analgesic drug

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Penicillin is separated from fermented broth by

A. Extraction with amyl or butyl acetate

B. Ternary Azeotropic distillation

C. Evaporator in calandria

D. Extractive distillation

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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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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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__________ of quicklime produces slaked lime.

A. Hydration

B. Dehydration

C. Hydrogenation

D. None of these

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Glauber's salt is chemically represented by

A. Na₂SO₄.10H₂O

B. CaCl(OCl)

C. CaSO₄.H₂O

D. (NH₄)₂SO₄

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Alkylbenzene sulfonate (ABS) is a

A. Detergent

B. Rubber

C. Pesticide

D. Polyester

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Chemical formula of BHC, which is an insecticide is

A. C₆H₆Cl₆

B. C₆Cl₆

C. C₆H₅Cl

D. C₆H₄Cl₂

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The main component of Pyrex glass is

A. Zinc

B. Lead

C. Boron

D. Selenium

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Bleaching of paper pulp is done with

A. Activated clay

B. Bromine

C. Chlorine or chlorine dioxide

D. Magnesium sulphite

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Fourdrinier machine is used in the manufacture of

A. Sugar

B. Paper

C. Alcohol from molasses

D. Phenol formaldehyde

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

A. Nitrobenzene

B. Toluene

C. Nitrotoluene

D. Benzene

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Styrene butadiene rubber (SBR) is

A. A natural rubber

B. A synthetic polymer

C. A synthetic monomer

D. Another name of silicone rubber

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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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The catalyst used in the production of elemental sulphur from H₂S (by oxidation-reduction) is

A. Alumina

B. Silica gel

C. Platinum

D. Nickel

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Brackish water which contains mostly dissolved salt, can be purified by the __________ process.

A. Reverse osmosis

B. Sand filter

C. Lime soda

D. Permutit

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In sulphate pulp manufacture, the pressure and temperature in the digestor is

A. 10 atm., 800 °C

B. 10 atm., 170-180°C

C. 1 atm., 170 - 180°C

D. 1 atm., 800°C

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Boiling of water containing temporary hardness produces

A. CO₂

B. CaSO₄

C. CaHCO₃

D. None of these

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Pick out the true statement pertaining to water treatment.

A. Slow sand filters can remove colour completely

B. Activated carbon can be used for taste & odour control without subsequent filtration

C. Application of activated carbon reduces the temporary hardness of water

D. Normally, the turbidity is removed by adding a coagulant prior to sedimentation

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Graphite is a/an

A. Electrical insulator

B. Allotrope of carbon

C. Moderator used in nuclear reactor

D. Both (B) and (C)

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Fatty material used in soap making is

A. Fatty acid

B. Fatty alcohols

C. Tallow

D. Detergents

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Sizing material is incorporated in paper to

A. Impart resistance to penetration by liquids

B. Increase its thickness

C. Increase its flexibility & opacity

D. Increase its brightness

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Zeigler process

A. Produces high density polyethylene

B. Produces low density polyethylene

C. Uses no catalyst

D. Employs very high pressure

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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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Solvent used for extraction of oil is

A. Hexane

B. Methyl ethyl ketone

C. Furfural

D. None of these

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Accepted Answer

B. Hydrogenation of oils

A 'unit process' is exemplified by the

Correct Answer :

Show all Chemical Process MCQ

Related Questions

A bio-catalyst produced by living cells which acts independent of the cell is called a/an

Sulphuric acid is mainly used in the __________ industry.

'Synthesis gas' meant for the synthesis of organic compound is a variable mixture of

L.D. converter is used in the production of

Tall oil obtained as a by-product from the black liquor recovery is

Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an

Penicillin is separated from fermented broth by

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

Nylon-66 is so named because the

__________ of quicklime produces slaked lime.

Glauber's salt is chemically represented by

Alkylbenzene sulfonate (ABS) is a

Chemical formula of BHC, which is an insecticide is

The main component of Pyrex glass is

Bleaching of paper pulp is done with

Fourdrinier machine is used in the manufacture of

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

Styrene butadiene rubber (SBR) is

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

The catalyst used in the production of elemental sulphur from H₂S (by oxidation-reduction) is

Brackish water which contains mostly dissolved salt, can be purified by the __________ process.

In sulphate pulp manufacture, the pressure and temperature in the digestor is

Boiling of water containing temporary hardness produces

Pick out the true statement pertaining to water treatment.

Graphite is a/an

Fatty material used in soap making is

Sizing material is incorporated in paper to

Zeigler process

Essential oils are usually obtained using

Solvent used for extraction of oil is

Also checkout

A 'unit process' is exemplified by the

Correct Answer :

Show all Chemical Process MCQ

Related Questions

A bio-catalyst produced by living cells which acts independent of the cell is called a/an

Sulphuric acid is mainly used in the __________ industry.

'Synthesis gas' meant for the synthesis of organic compound is a variable mixture of

L.D. converter is used in the production of

Tall oil obtained as a by-product from the black liquor recovery is

Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an

Penicillin is separated from fermented broth by

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

Nylon-66 is so named because the

__________ of quicklime produces slaked lime.

Glauber's salt is chemically represented by

Alkylbenzene sulfonate (ABS) is a

Chemical formula of BHC, which is an insecticide is

The main component of Pyrex glass is

Bleaching of paper pulp is done with

Fourdrinier machine is used in the manufacture of

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

Styrene butadiene rubber (SBR) is

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

The catalyst used in the production of elemental sulphur from H2S (by oxidation-reduction) is

Brackish water which contains mostly dissolved salt, can be purified by the __________ process.

In sulphate pulp manufacture, the pressure and temperature in the digestor is

Boiling of water containing temporary hardness produces

Pick out the true statement pertaining to water treatment.

Graphite is a/an

Fatty material used in soap making is

Sizing material is incorporated in paper to

Zeigler process

Essential oils are usually obtained using

Solvent used for extraction of oil is

Also checkout

The catalyst used in the production of elemental sulphur from H₂S (by oxidation-reduction) is