An oil is converted into fat by its

Question

An oil is converted into fat by its

A. Hydrogenation

B. Hydrolysis

C. Hydrocracking

D. Hydration

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Comment

__________ process is used for the manufacture of sodium carbonate by ammonia soda process.

A. Ostwald's

B. Bosch

C. Solvay

D. Haber's

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Phenolic antiseptics are added in the __________ soap.

A. Shaving

B. Medicated

C. Metallic

D. Transparent

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Phthalic anhydride is produced by the oxidation of

A. Naphthalene

B. Benzene

C. Toluene

D. Aniline

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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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Raw materials for 'Solvay Process' for manufacture of the soda ash are

A. Salt, limestone and coke or gas

B. Ammonia, salt and limestone

C. Ammonia limestone and coke

D. None of these

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Manufacture of phthalic anhydride uses __________ as a catalyst.

A. Ni

B. Cr

C. V₂O₅

D. Al₂O₃

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Saponification number of an oil or fat

A. Gives an idea about its molecular weight

B. Is inversely proportional to its molecular weight

C. Detects its adulteration

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

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Which of the following is an organometallic compound?

A. Isopropyl alcohol

B. Tetra-ethyl lead

C. Zeolite

D. Cumene

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Catalyst used in the hydrogenation of oil is

A. Nickel

B. Platinum

C. Iron

D. Alumina

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Hydrogenation of oil/fat does not

A. Improve its resistance to rancid oxidation

B. Raise its melting point

C. Remove double bonds

D. None of these

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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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90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

A. < 0

B. 10-30

C. 250-280

D. 500-600

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Pick out the false statement pertaining to water treatment.

A. Aeration of water is effective in CO2 removal

B. The zeolite water softening process reduces the hardness of water by not more than 50%

C. Sodium sulphate or sodium carbonate do not cause hardness in water

D. Water with pH value less than 7, is acidic

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Main constituent of limestone is

A. CaCO₃

B. MgCO₃

C. Na₂CO₃

D. CaSO₄

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Terylene is

A. Same as Dacron

B. A polyester

C. Both (A) & (B)

D. Neither (A) nor (B)

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Bakelite is chemically known as

A. Polyvinyl chloride (PVC)

B. Polybutadiene

C. Phenol formaldehyde

D. Polyurethane

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Dehydrogenation of ethyl benzene produces

A. Styrene

B. Naphthalene

C. Phenol

D. Benzoic acid

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Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

A. 75

B. < 10

C. > 30

D. 50

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Catalytic oxidation-dehydrogenation of methyl alcohol produces

A. Formaldehyde

B. Phenol

C. Acetone

D. Maleic anhydride

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Which of the following is not produced on commercial scale from sea water?

A. Bromine

B. Magnesium compounds

C. Potassium compounds

D. Sodium sulphate

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Phenol is mainly used

A. To produce benzene

B. To produce phenol formaldehyde

C. To produce polyester resin

D. As a plasticiser for unsaturated polyester

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Chemical name of aspirin (an analgesic drug) is

A. Acetylsalicylic acid

B. Nictonic acid

C. Calcium acetate

D. Methyl salicylate

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Coke used for the production of calcium carbide should have

A. Low ash content

B. Low ignition temperature

C. High electrical resistivity

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

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Main constituents of cotton fiber is

A. Lignin

B. Cellulose

C. Starch

D. Gelatine

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Refractory bricks having high thermal conductivity is desirable, when it is to be used in the

A. L.D. converter

B. Blast furnace

C. Rotary kiln

D. Recuperator

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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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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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Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of

A. 4 kgf/cm² & 500°C

B. 10 kgf/cm² & 1000°C

C. 40 kg/cm² & 200°C

D. 100 kgf/cm² & 500°C

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Plasticisers are added to synthetic plastics to

A. Impart flexibility

B. Improve workability during fabrication

C. Develop new improved properties not present in the original resins

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

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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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Accepted Answer

A. Hydrogenation

An oil is converted into fat by its

Correct Answer :

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Related Questions

__________ process is used for the manufacture of sodium carbonate by ammonia soda process.

Phenolic antiseptics are added in the __________ soap.

Phthalic anhydride is produced by the oxidation of

Penicillin is separated from fermented broth by

Raw materials for 'Solvay Process' for manufacture of the soda ash are

Manufacture of phthalic anhydride uses __________ as a catalyst.

Saponification number of an oil or fat

Which of the following is an organometallic compound?

Catalyst used in the hydrogenation of oil is

Hydrogenation of oil/fat does not

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

90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at __________ °C.

Pick out the false statement pertaining to water treatment.

Main constituent of limestone is

Terylene is

Bakelite is chemically known as

Dehydrogenation of ethyl benzene produces

Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about __________ percent.

Catalytic oxidation-dehydrogenation of methyl alcohol produces

Which of the following is not produced on commercial scale from sea water?

Phenol is mainly used

Chemical name of aspirin (an analgesic drug) is

Coke used for the production of calcium carbide should have

Main constituents of cotton fiber is

Refractory bricks having high thermal conductivity is desirable, when it is to be used in the

Raw material used in alcohol distilleries in India is

Builders are added in soap to act as

Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of

Plasticisers are added to synthetic plastics to

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

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