Description : The solvent used in Barisol dewaxing process is (A) Hexane (B) Furfural (C) Benzol and ethylene dichloride (D) Methyl ethyl ketone (MEK
Last Answer : (C) Benzol and ethylene dichloride
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 : 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 : 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 : Solvent used for extraction of oil is (A) Hexane (B) Methyl ethyl ketone (C) Furfural (D) None of these
Last Answer : (A) Hexane
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 : Solvent used in Edeleanu process is (A) Furfural (B) Propane (C) Liquid SO2 (D) Phenol
Last Answer : (C) Liquid SO2
Description : Solvent used in the deasphalting process is (A) Furfural (B) Phenol (C) Propane (D) Hexane
Last Answer : (C) Propane
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 : 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 : 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 : 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 : When acetone is added in a two layer mixture of methyl isobutyl ketone and water at 30°C, the acetone distributes between the two layers and the composition of the layer follows two solubility curves. For this system ... at the concentration of the plait point (D) All (A), (B) and (C
Last Answer : (D) All (A), (B) and (C
Description : Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of (A) Propane & butane (B) Butane & ethane (C) Methane & ethane (D) Methane & carbon monoxide
Last Answer : (A) Propane & butane
Description : Liquefied Petroleum Gas (LPG) is mainly a mixture of (A) Propane & butane (B) Methane & ethane (C) High boiling olefins (D) High boiling naphthenes
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 : The monomer of natural rubber is (A) DMT (B) Isoprene (C) 2 methyl-1 propane (D) Both (B) and (C
Last Answer : (D) Both (B) and (C
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 : 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 : __________ 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 : 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 : Mercapsol and Unisol processes are meant for the (A) Dearomatization of kerosene (B) Removal of mercaptans (C) Dewaxing
Last Answer : (B) Removal of mercaptan
Description : Glycol added to petrol acts as a/an __________ agent. (A) Anti-knocking (B) Anti-icing (C) Anti-gum forming (D) Dewaxing
Last Answer : (B) Anti-icing
Description : Ultracentrifuges running at speeds upto 100000 rpm is normally used for the (A) Separation of isotopes based on their density or molecular weights difference (B) Concentration of rubber latex (C) Separation of cream from milk (D) Dewaxing of lubricating oil
Last Answer : (A) Separation of isotopes based on their density or molecular weights difference (B) Conc
Description : . In which solvent are alkenes most soluble? (a) water (b) ethyl alcohol (c) ammonia (d) carbon tetrachloride
Last Answer : carbon tetrachloride
Description : Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? (1) Methane (2) Ethane (3) Propane (4) Butane
Last Answer : Butane
Description : Which one of the following can be oxidized to the corresponding carbonyl compound - (1) O-Nitrophenol (2) Phenol (3) 2-methyl-2-hydroxy propane (4) 2-hydroxy propane
Last Answer : (4) 2-hydroxy propane
Description : Methyl propane is an isomer of
Last Answer : n-butane
Description : Which of the following is not an example of a fuel cell? a) Hydrogen-oxygen cell b) Methyl-oxygen-alcohol cell c) Propane-oxygen cell d) Hexanone-oxygen cell
Last Answer : d) Hexanone-oxygen cell
Description : What is the full form of 'MEK' ? -How To ?
Last Answer : The full form of 'MEK' is Methyl Ethyl Ketone
Description : Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing? -Do You Know?
Last Answer : answer:
Description : Which of the following reagents can distinguish ethyl methyl either from isopropyl alcohol ?
Last Answer : Which of the following reagents can distinguish ethyl methyl either from isopropyl alcohol ? A. `Br_(2)CCl_(4)` B. ` ... ` D. `CuCl//NH_(4)^(+)OH^(-)`
Description : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?
Last Answer : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium ... Methane B. Ethane C. Carbondioxide D. Propane
Description : Ethyl alcohol containing 9.5% methyl alcohol and 0.5 % pyridine is called
Last Answer : Ethyl alcohol containing 9.5% methyl alcohol and 0.5 % pyridine is called A. Spirit B. Denaturated spirit C. Rectified spirit D. Absolute alcohol
Description : Waxes contain higher alcohols named as (A) Methyl (B) Ethyl (C) Phytyl (D) Cetyl
Last Answer : Answer : D
Description : Lecithins are soluble in ordinary solvents except (A) Benzene (B) Ethyl alcohol (C) Methyl alcohol (D) Acetone
Description : Higher alcohol present in waxes is (A) Benzyl (B) Methyl (C) Ethyl (D) Cetyl
Description : The two reference fuel used for cetane rating are (a) Cetane and iso octane (b) Cetane and tetra ethyl lead (c) Cetance and n-heptane (d) Cetane and α- methyl naphthalene
Last Answer : Ans : d
Description : Ethyl alcohol is commonly made unfit for drinking by the addition of (a) potassium cyanide (b) methyl alcohol (c) chloroform (d) potassium chloride
Last Answer : Ans:(b)
Description : Consider the following statements: 1. Methyl alcohol is added to denature ethyl alcohol. 2. Ethyl alcohol is also called grain alcohol. 3. Ethyl alcohol and dimethyl ether are isomers. 4. Swine flu is a viral disease, The correct ... ) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only
Last Answer : Ans:(c)
Description : Oils and fats are (a) Glyceryl esters of higher fatty acids (b) Acetyl esters of higher fatty acids (c) Ethyl esters of fatty acids (d) Methyl esters of fatty acids
Last Answer : Ans:(a)