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4

Esterification reaction produces

A. Detergent

B. Vanaspati

C. Soap

D. Mercaptans

Correct Answer :

C. Soap


Related Questions

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4

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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Penicillin is made employing __________ fermentation process.

A. Continuous

B. Aerobic batch

C. Anaerobic batch

D. None of these

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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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4

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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4

In the Lurgi coal gasifier

A. Coking coals cannot be used

B. Low carbon conversion efficiency is achieved

C. Entrainment of solids is higher

D. Large quantity of coal can be processed

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Polymethyl methacrylate (PMMA) is known as

A. Bakelite

B. Teflon

C. Perspex

D. Nylon-6

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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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Which of the following is a disaccharide?

A. Sucrose

B. Glucose

C. Starch

D. Maltose

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A substance produced by a living organism and capable of anti-microbial activity is called a/an

A. Antibiotic

B. Antiseptic

C. Disinfectant

D. None of these

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An alkali metal salt of Palmitic acid is known as

A. Soap

B. Metallic soap

C. Detergent

D. Alkaloid

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4

Chrome tanning and vegetable tanning are done for

A. Light & heavy leather respectively

B. Heavy & light leather respectively

C. Both light & heavy leather

D. Neither light nor heavy leather

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4

Fluorescent dyes are added in detergents to

A. Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics

B. Attain distinctiveness from other brands

C. Act as tarnish inhibitor for metals like German silver

D. None of these

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A mixture of chlorine & sodium bromide acts as a/an

A. Insecticides

B. Analgesic drug

C. Fire retardant

D. Hydrogenation catalyst

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Concentration of NaOH solution produced by mercury electrolytic cell is about __________ percent.

A. 10

B. 25

C. 50

D. 98

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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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Nickel is not used as a catalyst in the __________ reaction.

A. Shift conversion

B. Oil hydrogenation

C. Steaming reforming of naphtha

D. Ammonia cracking/dissociation

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Viscose rayon is

A. Cellulose nitrate

B. Regenerated cellulose nitrate

C. Regenerated cellulose acetate

D. None of these

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Celluloid is chemically

A. Cellulose acetate

B. Regenerated cellulose

C. Cellulose nitrate

D. Cellulose acetate butyrate

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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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4

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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4

Polyvinyl chloride (PVC) is

A. A thermosetting material

B. A condensation polymerisation product

C. Made by employing emulsion polymerisation

D. None of these

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Phthalic anhydride is produced by the oxidation of

A. Naphthalene

B. Benzene

C. Toluene

D. Aniline

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Coloured glass is obtained by mixing of colored salts. Addition of __________ oxide is done to impart greenish blue color to the glass.

A. Chromium

B. Arsenic

C. Copper

D. Manganese

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4

Which of the following sugars is the sweetest?

A. Glucose

B. Fructose

C. Sucrose

D. Lactose

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Nylon-6 is a

A. Polyamide

B. Thermosetting resin

C. Polyester

D. None of these

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Esterification reaction produces

A. Detergent

B. Vanaspati

C. Soap

D. Mercaptans

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4

Catalytic oxidation of naphthalene produces

A. Styrene

B. Phenol

C. Phthalic anhydride

D. None of these

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Viscosity index improver (like polystyrene or polyisobutylene) is added to lubricant to

A. Reduce its viscosity

B. Increase its viscosity

C. Reduce the variation in its viscosity with temperature

D. Increase the variation in its viscosity with temperature

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4

A mineral is termed as 'ore', if

A. A metal can be economically extracted from it

B. It contains ≥ 40% metal

C. The metal present in it is costly

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

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Enzymes are organic catalysts used in the __________ reactions.

A. Chemical

B. Biochemical

C. Photochemical

D. Electrochemical