Metallic soap is __________ salt of fatty acids.

Question

Metallic soap is __________ salt of fatty acids.

A. Sodium

B. Potassium

C. Both sodium & potassium

D. Aluminium or calcium

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Chalcopyrite is the main ore of

A. Copper

B. Lead

C. Tin

D. Iron

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Raw material used in alcohol distilleries in India is

A. Molasses

B. Benzol

C. Methylated spirit

D. None of these

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Poly Vinyl Chloride (P.V.C.) is a __________ material.

A. Thermosetting

B. Thermoplastic

C. Fibrous

D. Chemically active

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Kaolin is a/an

A. Refractory material

B. Synthetic resin

C. Artificial abrasive

D. Blue pigment

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Lithophane is

A. Explosive

B. White lead

C. Filter aid

D. ZnS (white pigment)

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Sucrose content in cane sugar may be around __________ percent.

A. 50

B. 70

C. 95

D. 80

Discuss this answer

Temporary hardness of water can be removed by

A. Addition of alum (a coagulant)

B. Boiling

C. Filtration (through gravity sand filter)

D. Addition of lime

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Ca(OH)₂ is called

A. Quicklime

B. Slaked lime

C. Limestone

D. Gypsum

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Gypsum is chemically

A. Calcium chloride

B. Potassium sulphate

C. Sodium sulphate

D. Calcium sulphate

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Paper grade bamboo contains about __________ percent cellulose.

A. 5

B. 20

C. 40

D. 60

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Flexible foam (for mattresses) is usually made of

A. PVC

B. Silicone

C. Polyurethanes

D. Polyamides

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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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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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The basic constituent of vegetable oils is

A. Triglyceride

B. Fatty acids

C. Fatty alcohol

D. Mono esters

Discuss this answer

Aryl benzene sulphonate (ABS) is a

A. Detergent

B. Plasticiser for unsaturated polyester

C. Starting material for the synthesis of glycerine

D. Coating ingredient for photographic film

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Nicotine is

A. A volatile alkaloid

B. Obtained by treating by-products of the tobacco processing industry

C. Both (A) and (B)

D. Neither (A) nor (B)

Discuss this answer

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of

A. Nitric acid

B. Sulphuric acid

C. Ammonium sulphate

D. Hydrochloric acid

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Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale.

A. Nickel

B. Vanadium

C. Alumina

D. Iron

Discuss this answer

The most reactive allotropic form of phosphorus is __________ phosphorus.

A. Red

B. Yellow

C. Violet

D. Black

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Main constituent of dolomite is

A. CaCO₃

B. MgCO₃

C. K₂CO₃

D. Na₂CO₃

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Argon is the third largest constituent of air (followed by N₂ & O₂). Its percentage by volume in air is

A. 0.14

B. 0.34

C. 0.94

D. 1.4

Discuss this answer

Oil is a/an

A. Mixture of glycerides

B. Mixture of glycerides of fatty acids

C. Solid at normal temperature

D. Ester of alcohols other than glycerine

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Dechlorination of treated water is necessary to

A. Remove residual turbidity

B. Reduce the bacterial load on filter

C. Control taste and odour

D. Remove chlorinous taste

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Commercially ethylene is produced from naphtha by

A. Catalytic cracking

B. Catalytic dehydrogenation

C. Pyrolysis

D. Hydrocracking

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Presence of H₂S in raw water (to be chlorinated) results in the

A. Reduced softening capacity of zeolite

B. Increased dosage of chlorine to provide a disinfecting residual in the water

C. Easy removal of its hardness

D. None of these

Discuss this answer

The terminology 'BTX' used in coal tar distillation industry refers to

A. Benzol-toluol-xylol

B. Benzol-toluene-xylene

C. Benzene-toluol-xylol

D. Benzene-toluene-xylene

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Pick out the wrong statement.

A. Conversion of SO₂ to SO₃ in Monsanto-4 pass converter is about 98%

B. The chemical formula of oleum is H2S2O7, which is formed by saturating sulphuric acid with sulphur trioxide

C. Vitriol oil is nothing but technical sulphuric acid

D. Decomposition of sulphuric acid on heating does not start before its boiling

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The main product of high temperature carbonisation of coal is

A. Coke

B. Ammonia

C. Tar

D. Phenol

Discuss this answer

Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils

A. Cause cholesterol build up and blood clotting

B. Are prone to rancid oxidation

C. Always contain some amount of nickel (as their complete removal is very difficult)

D. Have affinity to retain harmful sulphur compounds

Discuss this answer

Solvay process as compared to dual process
(i.e. modified Solvay process).

A. Can use low grade brine

B. Has less corrosion problems

C. Involves higher investment in NH3 recovery units than that for crystallisation units for NH4Cl

D. Both (B) and (C)

Discuss this answer

Accepted Answer

D. Aluminium or calcium

Metallic soap is __________ salt of fatty acids.

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Chalcopyrite is the main ore of

Raw material used in alcohol distilleries in India is

Poly Vinyl Chloride (P.V.C.) is a __________ material.

Kaolin is a/an

Lithophane is

Sucrose content in cane sugar may be around __________ percent.

Temporary hardness of water can be removed by

Ca(OH)₂ is called

Gypsum is chemically

Paper grade bamboo contains about __________ percent cellulose.

Flexible foam (for mattresses) is usually made of

L.D. converter is used in the production of

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

The basic constituent of vegetable oils is

Aryl benzene sulphonate (ABS) is a

Nicotine is

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of

Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale.

The most reactive allotropic form of phosphorus is __________ phosphorus.

Main constituent of dolomite is

Argon is the third largest constituent of air (followed by N₂ & O₂). Its percentage by volume in air is

Oil is a/an

Dechlorination of treated water is necessary to

Commercially ethylene is produced from naphtha by

Presence of H₂S in raw water (to be chlorinated) results in the

The terminology 'BTX' used in coal tar distillation industry refers to

Pick out the wrong statement.

The main product of high temperature carbonisation of coal is

Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils

Solvay process as compared to dual process
(i.e. modified Solvay process).

Also checkout

Metallic soap is __________ salt of fatty acids.

Correct Answer :

Show all Chemical Process MCQ

Related Questions

Chalcopyrite is the main ore of

Raw material used in alcohol distilleries in India is

Poly Vinyl Chloride (P.V.C.) is a __________ material.

Kaolin is a/an

Lithophane is

Sucrose content in cane sugar may be around __________ percent.

Temporary hardness of water can be removed by

Ca(OH)2 is called

Gypsum is chemically

Paper grade bamboo contains about __________ percent cellulose.

Flexible foam (for mattresses) is usually made of

L.D. converter is used in the production of

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

The basic constituent of vegetable oils is

Aryl benzene sulphonate (ABS) is a

Nicotine is

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of

Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale.

The most reactive allotropic form of phosphorus is __________ phosphorus.

Main constituent of dolomite is

Argon is the third largest constituent of air (followed by N2 & O2). Its percentage by volume in air is

Oil is a/an

Dechlorination of treated water is necessary to

Commercially ethylene is produced from naphtha by

Presence of H2S in raw water (to be chlorinated) results in the

The terminology 'BTX' used in coal tar distillation industry refers to

Pick out the wrong statement.

The main product of high temperature carbonisation of coal is

Oils are partially hydrogenated (not fully) to manufacture Vanaspati, because fully saturated solidified oils

Solvay process as compared to dual process(i.e. modified Solvay process).

Also checkout

Ca(OH)₂ is called

Argon is the third largest constituent of air (followed by N₂ & O₂). Its percentage by volume in air is

Presence of H₂S in raw water (to be chlorinated) results in the

Solvay process as compared to dual process
(i.e. modified Solvay process).