The solvent used in Barisol dewaxing process is
(A) Hexane
(B) Furfural
(C) Benzol and ethylene dichloride
(D) Methyl ethyl ketone (MEK

1 Answer

Answer :

(C) Benzol and ethylene dichloride

Related questions

Description : Solvent used for dewaxing of petroleum products are (A) Furfural (B) Methyl ethyl ketone (MEK) (C) Propane (D) Both (B) & (C

Last Answer : (C) Propane

Description : Most widely used solvent for dewaxing is (A) Methyl-ethyl-ketone (MEK) (B) Naphtha (C) Petroleum ether (D) Sodium plumbite

Last Answer : (A) Methyl-ethyl-ketone (MEK)

Description : Solvent used for extraction of oil is (A) Hexane (B) Methyl ethyl ketone (C) Furfural (D) None of these

Last Answer : (A) Hexane

Description : Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is (A) Propane (B) Diethylene glycol (C) Aqueous solution (10% water) of diethylene glycol (D) Methyl ethyl ketone (MEK)

Last Answer : (C) Aqueous solution (10% water) of diethylene glycol

Description : Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent ... nitration temperature (C) Lower solvent dilution ratio (D) All (A), (B) & (C)

Last Answer : (D) All (A), (B) & (C)

Description : Which of the following is used as a solvent in deasphalting of petroleum products? (A) Furfural (B) Propane (C) Methyl ethyl ketone (D) Liquid sulphur dioxide

Last Answer : (B) Propane

Description : Solvent used in duo-sol extraction for lube oil upgradation is a mixture of (A) Propane & phenol-cresol mixture (B) Methyl ethyl ketone & glycol (C) Phenol & furfural (D) Propane & liquid sulphur dioxide

Last Answer : (A) Propane & phenol-cresol mixture

Description : __________ is used as an 'entrainer' for the separation of acetic acid￾water mixture by distillation. (A) Furfural (B) Benzol (C) Butyl acetate (D) Hexane

Last Answer : (C) Butyl acetate

Description : Solvent used in the deasphalting process is (A) Furfural (B) Phenol (C) Propane (D) Hexane

Last Answer : (C) Propane

Description : The most suitable solvent for deasphalting vacuum residue is (A) Propane (B) Methyl ethyl ketone (C) Doctor's solution (D) Methanol amine

Last Answer : (B) Methyl ethyl ketone

Description : The commonly used solvent in supercritical extraction is (A) Methyl ethyl ketone (B) Water (C) Carbon tetrachloride (D) Carbon dioxide

Last Answer : (D) Carbon dioxide

Description : The monomer of poly vinyl chloride (PVC) is (A) Chloroethane (B) Ethylene dichloride (C) Ethyl chloride (D) Chloroform

Last Answer : (A) Chloroethane

Description : __________ is produced using molasses as the starting raw material. (A) Methyl alcohol (B) Ethyl alcohol (C) Benzol (D) Dimethyl ether

Last Answer : (B) Ethyl alcohol

Description : What is different between methyl ethyl ketone and paint thinner?

Last Answer : paint thinner is any solvent used either to thin paint or cleanup after finishing painting, typically a mixture of organic solvents with mineral spirits being a major componentmethyl ethyl ketone is an ... be a component in a given brand of paint thinner, also available as a separate product

Description : When ethyl acetoacetate is subjected to ketonic hydrolysis, the ketone obtained is (a) Dimethyl ketone (b) Methyl ethyl ketone (c) Diethyl ketone (d) Methyl n-propyl ketone

Last Answer : Diethyl ketone

Description : Solvent used in Edeleanu process is (A) Furfural (B) Propane (C) Liquid SO2 (D) Phenol

Last Answer : (C) Liquid SO2

Description : Pick out the undesirable property for a solvent meant for dewaxing of lube oil. (A) Complete miscibility with oil (B) High solubility of wax in the solvent (C) Both (A) and (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) and (B)

Description : Thermal pyrolysis of ethylene dichloride produces (A) Trichloroethylene (B) Vinyl chloride (C) Ethanol amine (D) Ethylene oxid

Last Answer : (B) Vinyl chloride

Description : Which of the following, when pyrolysed, produces Perchloroethylene? (A) Ethylene dichloride (B) Chlorobenzene (C) Carbon tetrachloride (D) Chlorinated paraffin

Last Answer : (C) Carbon tetrachloride

Description : 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

Last Answer : (A) 4 kgf/cm2 & 500°C

Description : Thermal pyrolysis of ethylene dichloride produces (A) Trichloroethylene (B) Vinyl chloride (C) Ethanol amine (D) Ethylene oxide

Last Answer : (B) Vinyl chloride

Description : During fermentation of sugar, the compound which is always formed is – (1) Methyl Alcohol (2) Ethyl Alcohol (3) Acetic Acid (4) Ethylene

Last Answer : (2) Ethyl Alcohol Explanation: Fermentation is the conversion of sugar into car-bon dioxide has (CO2) and ethyl alcohol. This process is carried out by yeast cells using a range of enzymes.

Description : Which of the following statements is false? (a) Diethyl ether has been used as a general anesthetic (b) Ethyl alcohol is present in all alcoholic beverages (c) Methyl alcohol is produced by fermentation of sugars (d) Ethylene glycol is a common antifreeze for automobiles

Last Answer : Methyl alcohol is produced by fermentation of sugars

Description : During fermentation of sugar, the compound which is always formed is : (1) Methyl Alcohol (2) Ethyl Alcohol (3) Acetic Acid (4) Ethylene

Last Answer : Ethyl Alcohol

Description : Furfural solvent extraction is used for upgrading (by dissolving aromatics) (A) Naphtha (B) Lubricating oils (C) Wax (D) Cracking feedstock

Last Answer : (B) Lubricating oils

Description : Starting material for the production of butadiene in India is (A) Naphthalene (B) Benzol (C) Ethyl alcohol (D) Phthalic anhydride

Last Answer : (C) Ethyl alcohol

Description : Starting material for the production of butadiene in India is (A) Naphthalene (B) Benzol (C) Ethyl alcohol (D) Phthalic anhydride

Last Answer : (C) Ethyl alcohol

Description : Which of the following is not a by-product recovered in a high temperature coal carbonisation plant? (A) Benzol (B) Pitch-creosote mixture (PCM) (C) Naphthalene (D) Ethylene

Last Answer : (D) Ethylene

Description : Which of the following is the most commonly used leaching solvent in vegetable oil industry? (A) Phenol (B) Hexane

Last Answer : (B) Hexane

Description : The compound that has the least value for octane number is – (1) 2-methyl heptane (2) Iso-octane (3) 2,2-dimethyl hexane (4) n-heptane

Last Answer : (4) n-heptane Explanation: Octane rating or octane number is a standard measure of the performance of a motor or aviation fuel. The higher the octane number, the more compression the fuel can withstand. Isooctane (upper) has an octane rating of 100 whereas n-heptane has an octane rating of O.

Description : The compound that has the least value for octane number is : (1) 2-methyl heptane (2) Iso-octane (3) 2,2-dimethyl hexane (4) n-heptane

Last Answer : n-heptane

Description : Indicate the starting aldehyde or ketone from which each of the following compounds are formed by an aldol condensation reaction. (a)2-Ethyl-3-hydroxy

Last Answer : Indicate the starting aldehyde or ketone from which each of the following compounds are formed by an ... hexanal (b) 4-Hydroxy-4-methyl-2-pentanone

Description : Indicate the starting aldehyde or ketone from which each of the following compounds are formed by an aldol condensation reaction. (a)2-Ethyl-3-hydroxy

Last Answer : Indicate the starting aldehyde or ketone from which each of the following compounds are formed by an ... hexanal (b) 4-Hydroxy-4-methyl-2-pentanone

Description : All the following correctly describe the intermediate 3-OH-3-methyl glutaryl CoA except (A) It is generated enzymatically in the mitochondrial matrix (B) It is formed in the cytoplasm (C) It inhibits the first step in cholesterol synthesis (D) It is involved in the synthesis of ketone bodies

Last Answer : Answer : C

Description : Styrene which is a monomer for the production of polystyrene, is commercially produced by the (A) Catalytic dehydrogenation of ethyl benzene (B) Dehydration of ethyl alcohol followed by hydrogenation (C) Reacting ethylene oxide with acetaldehyde (D) Fermentation of starch

Last Answer : (A) Catalytic dehydrogenation of ethyl benzene

Description : The starting material used for the manufacture of caprolactam is (A) Ethyl benzene (B) Cyclohexane (C) Ethylene glycol (D) DMT

Last Answer : (B) Cyclohexane

Description : Starting material for the production of SBR is (A) Ethyl alcohol (B) Ethylene (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Description : Ethyl alcohol cannot be produced (A) From waste sulphite substrate of paper mills (B) By Esterification and hydrolysis of ethylene (C) From molasses (D) None of these

Last Answer : (D) None of these

Description : Starting material for the production of styrene butadiene rubber (SBR) is (A) Ethyl alcohol (B) Ethylene (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (C) Both (A) & (B)

Description : Ethanol amine is produced using ammonia and (A) Ethyl benzene (B) Ethylene oxide (C) Ethanol (D) Ethane

Last Answer : (B) Ethylene oxide

Description : Styrene (a monomer for the production of polystyrene) is commercially produced by (A) Catalytic dehydrogenation of ethyl benzene (B) Dehydration of ethyl alcohol followed by hydrogenation (C) Reacting ethylene oxide with acetaldehyde (D) Fermentation of starch

Last Answer : (A) Catalytic dehydrogenation of ethyl benzene

Description : Straight run petrol as compared to methyl/ethyl alcohol has (A) Lower calorific value (B) Lower octane number (C) Higher specific gravity (D) Higher ignition temperature

Last Answer : (B) Lower octane number

Description : Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with (A) Methyl alcohol (B) Ethyl alcohol (C) Methane (D) Ethane

Last Answer : (A) Methyl alcohol

Description : Grignard reagent is chemically known as (A) Ethyl magnesium chloride (B) Methyl magnesium chloride (C) Dichlorophenol (D) Monochloroacetic acid

Last Answer : (A) Ethyl magnesium chloride

Description : Liquor poisoning generally occurs due to the presence of __________ in it. (A) Ethyl alcohol (B) Impurities (C) Methyl alcohol (D) Carbonic acid

Last Answer : (C) Methyl alcohol

Description : Refrigerants commonly used for domestic refrigerators are (A) Ethyl chloride or methyl chloride (B) Freon-12 (C) Propane (D) NH3 or CO2

Last Answer : (A) Ethyl chloride or methyl chloride

Description : Liquor poisoning generally occurs due to the presence of __________ in it. (A) Ethyl alcohol (B) Impurities (C) Methyl alcohol (D) Carbonic acid

Last Answer : (C) Methyl alcohol

Description : Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octane is chemically known as (A) α-methyl naphthalene (B) 2-2-4 tri methyl pentane (C) 1, 3 butadiene (D) Tetra methyl ethylene

Last Answer : (B) 2-2-4 tri methyl pentane

Description : Pick out the wrong statement. (A) Catalytic hydrogenation of carbon monoxide produces methyl alcohol (B) In nylon-6, the number 6 represents the total number of carbon atoms in the ring (C ... are benzene and chlorine (D) Ethanolamines are produced by using ammonia and ethylene oxide as raw material

Last Answer : (C) Raw materials for DDT manufacture are benzene and chlorine