Bio-degradable detergents

Question

Bio-degradable detergents

A. Can be readily oxidised

B. Pose problem in sewerage plant

C. Have an isoparaffinic structure

D. Should not be used as it spoils the cloth

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Major component of flint glass is

A. Lead oxide

B. Silica

C. Alumina

D. Soda

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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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The gasification reaction represented by, C + H₂O = CO + H₂, is a/an __________ reaction.

A. Exothermic

B. Endothermic

C. Catalytic

D. Autocatalytic

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RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically

A. Cyclo trimethylene trinitramine

B. Trinitro resorcinol

C. Cyclo tetramethylene tetranitramine

D. Trinitrobenzene

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Linde process of gas liquefaction employs

A. Exchange of heat with colder stream

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

C. Adiabatic expansion against a piston or in a turbine

D. Merely compressing the gas beyond its critical pressure

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Na2CO3 is called

A. Washing soda

B. Soda ash

C. Plaster of Paris

D. Calcite

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The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by

A. Electrolysis

B. Electrolytic reduction

C. Electrolytic oxidation

D. None of these

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Dehydrogenation of ethyl benzene produces

A. Styrene

B. Naphthalene

C. Phenol

D. Benzoic acid

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Hydrocyanic acid (HCN) is used as an insecticide for

A. Controlling timber degradation by ants

B. Controlling poultry lice

C. Potato beetle

D. Citrus fruits

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Which of the following is an endothermic reaction?

A. Absorption of SO₃ in 98% H₂SO₄

B. C + H₂O = CO + H₂

C. Thermal dissociation of iron pyrites

D. Both (B) and (C)

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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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Isopropyl benzene produced by alkylation of benzene with propylene is known as

A. Neoprene

B. Cumene

C. Gelatin

D. Mercaptans

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Commercial production of Vanaspati is done by __________ of edible vegetable oils.

A. Hydrogenation

B. Oxidation

C. Hydrolysis

D. Hydrocracking

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Dacron (or Terylene) fibres as compared to nylon fibres have

A. Better heat & acid resistant properties

B. Poorer resistance to alkalis

C. Poorer dyeability

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

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Which of the following coals has the highest calorific value?

A. Lignite

B. Sub-bituminous

C. Anthracite

D. Peat

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Rosin soap is added during paper manufacture to

A. Impart adhesive properties

B. Improve opacity

C. Impart resistance to penetration by liquids

D. None of these

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Sea weeds are an important source of

A. Fluorine

B. Chlorine

C. Bromine

D. Iodine

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High temperature carbonisation of coal takes place at __________ °C.

A. 2000

B. 700

C. 1100

D. < 500

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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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Hydrogenation of vegetable oils is a/an __________ reaction.

A. Endothermic

B. Autocatalytic

C. Exothermic

D. Homogenous

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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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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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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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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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Polymethyl methacrylate (PMMA) is known as

A. Bakelite

B. Teflon

C. Perspex

D. Nylon-6

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Catalyst used in the oxidation of benzene to produce Maleic anhydride is

A. V₂O₅

B. Pt

C. Ni

D. Cr

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In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

A. Diamine and the ring

B. Dibasic acid and the ring

C. Diamine and the dibasic acid

D. None of these

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The catalyst used in shift converter is

A. Nickel

B. Vanadium

C. Silica gel

D. Alumina

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Calgon used in water treatment is chemically

A. Sodium phosphate

B. Sodium hexametaphosphate

C. Calcium phosphate

D. Tricresyl phosphate

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The most economical pulp for the production of newsprint would be the __________ pulp.

A. Ground-wood

B. Sulphate

C. Sulphite

D. Semi-chemical

Discuss this answer

Accepted Answer

A. Can be readily oxidised

Bio-degradable detergents

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Major component of flint glass is

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

The gasification reaction represented by, C + H₂O = CO + H₂, is a/an __________ reaction.

RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically

Linde process of gas liquefaction employs

Na2CO3 is called

The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by

Dehydrogenation of ethyl benzene produces

Hydrocyanic acid (HCN) is used as an insecticide for

Which of the following is an endothermic reaction?

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

Isopropyl benzene produced by alkylation of benzene with propylene is known as

Commercial production of Vanaspati is done by __________ of edible vegetable oils.

Dacron (or Terylene) fibres as compared to nylon fibres have

Which of the following coals has the highest calorific value?

Rosin soap is added during paper manufacture to

Sea weeds are an important source of

High temperature carbonisation of coal takes place at __________ °C.

Pick out the wrong statement pertaining to the soap manufacture.

Hydrogenation of vegetable oils is a/an __________ reaction.

Diaphragm electrolytic cell as compared to mercury electrolytic cell

Shaving soaps are

Pick out the wrong statement.

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

Polymethyl methacrylate (PMMA) is known as

Catalyst used in the oxidation of benzene to produce Maleic anhydride is

In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

The catalyst used in shift converter is

Calgon used in water treatment is chemically

The most economical pulp for the production of newsprint would be the __________ pulp.

Also checkout

Bio-degradable detergents

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Major component of flint glass is

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

The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.

RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically

Linde process of gas liquefaction employs

Na2CO3 is called

The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by

Dehydrogenation of ethyl benzene produces

Hydrocyanic acid (HCN) is used as an insecticide for

Which of the following is an endothermic reaction?

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

Isopropyl benzene produced by alkylation of benzene with propylene is known as

Commercial production of Vanaspati is done by __________ of edible vegetable oils.

Dacron (or Terylene) fibres as compared to nylon fibres have

Which of the following coals has the highest calorific value?

Rosin soap is added during paper manufacture to

Sea weeds are an important source of

High temperature carbonisation of coal takes place at __________ °C.

Pick out the wrong statement pertaining to the soap manufacture.

Hydrogenation of vegetable oils is a/an __________ reaction.

Diaphragm electrolytic cell as compared to mercury electrolytic cell

Shaving soaps are

Pick out the wrong statement.

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

Polymethyl methacrylate (PMMA) is known as

Catalyst used in the oxidation of benzene to produce Maleic anhydride is

In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the

The catalyst used in shift converter is

Calgon used in water treatment is chemically

The most economical pulp for the production of newsprint would be the __________ pulp.

Also checkout

The gasification reaction represented by, C + H₂O = CO + H₂, is a/an __________ reaction.