Description : Massecuite is a terminology used in the __________ industry. (A) Paint (B) Oil hydrogenation (C) Soap (D) Sugar
Last Answer : (D) Sugar
Description : Transparent soaps (e.g. Pears) are (A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency (B) ... (C) Metallic soaps with frothing agent from which glycerine has not been recovered (D) None of these
Last Answer : (A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency
Description : Soap is prepared by boiling caustic soda with – (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats
Last Answer : (4) Fats Explanation: The most basic kind of soap is made from cuastic soda and animal fat. The two are heated together, and then cooled. The process is called "saponification". In technical ... hydrolysis of triglyeerides which are esters of fatty acids, to form the sodium salt, of a carboxylate.
Description : Soap is prepared by boiling caustic soda with (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats
Last Answer : Fats
Description : 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
Last Answer : (A) Detergent
Description : Percentage of glycerine present in the spent lye obtained during soap manufacture is about (A) 0.5 (B) 5 (C) 20 (D) 35
Last Answer : (B) 5
Description : Salt is added in the kettle during soap manufacture to separate (A) Soap from lye (B) Glycerine from lye (C) The metallic soap (D) The unsaponified fat from soap
Last Answer : (A) Soap from lye
Description : Oils and fats are converted to soap in a process called (A) Hydrogenation (B) Esterification (C) Saponification (D) None of these
Last Answer : (C) Saponification
Description : Which compound of sodium is used to separate soap from glycerine?
Last Answer : Sodium chloride
Description : The process of Extraction of soap from glycerine is?
Last Answer : Salting out
Description : Hydrogenation of oil is carried out in a/an __________ in Vanaspati manufacturing plant. (A) Agitated vessel (B) Sieve tray column (C) Bubble cap column (D) Packed tower
Last Answer : (A) Agitated vessel
Description : 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
Last Answer : (A) Shift conversion
Description : Hydrogenation of oil takes place in a/an __________ reactor. (A) Autothermal (B) Trickle bed (C) Plug flow (D) None of these
Last Answer : (B) Trickle bed
Description : Nitrogen oxides (NOx ) is not produced in the __________ industry. (A) Nitric acid making (B) Nitrogenous fertiliser (C) Detergent (D) Any of these
Last Answer : (C) Detergent
Description : An alkali metal salt of Palmitic acid is known as (A) Soap (B) Metallic soap (C) Detergent (D) Alkaloid
Last Answer : (B) Metallic soap
Description : Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulfonic acid produces sodium dodecylbenzene sulphate, which is a/an (A) Explosive (B) Soap (C) Detergent (D) Analgesic drug
Description : Esterification reaction produces (A) Detergent (B) Vanaspati (C) Soap (D) Mercaptans
Last Answer : (C) Soap
Description : Hydrophilic group of a soap or detergent solution is (A) Water hating (B) Soil loving (C) Water loving (D) None of these
Last Answer : (C) Water loving
Description : Give reason why glycerine is added in throat paint.
Last Answer : Glycerine is added in throat paint because: It has mild sweet taste and viscous in nature, it adhere to inflamed mucous membrane, this increases the contact time of drug with inflamed mucous membrane giving maximum therapeutic benefit.
Description : Centrifugal pump can't be used to pump (A) Molten sodium (used as a coolant in Fast Breeder Reactor) (B) Moderately viscous vegetable oil used in soap industry (C) Thick molten soap at 80°C (D) None of the above
Last Answer : (C) Thick molten soap at 80°C
Description : Is there a difference between soap and detergent?
Last Answer : Soap is made of lye, fat and ash. It is a detergent. There are other detergents made of different materials, some synthetic. To be safe, since you never know what the “soap” consists of in any given bathroom, I would slip the ring off.
Description : What is the difference between soap and detergent ?
Last Answer : : Soap is the sodium or potassium salt of fatty acids with long carbon chain. Soap does not work well in hard water. Soap has less cleaning power than detergent Detergent Detergent is the ... carbon chain. Detergents can work well even in hard water Detergents have more cleaning power than soap.
Description : What is between soap and detergent ?
Last Answer : Difference of soap 1. Definition: Soap 2 is the sodium or potassium salt of higher fatty acids. Effective: Soap cannot work without aqueous medium. 3. Cleaning ability: Less powerful cleanser than soap ... a very powerful cleanser. 4. Action in hard water: Detergent is very active in hard water.
Description : (1) waste water released from kitchen Explanation: Sullage is a term used to descibe wastewater that wises as a byproduct of daily human activities such as showering, washing kitchen utensils, and doing ... a mixture of water, soap, detergent, bleach, dirt, and other compounds discarded after use.
Last Answer : A solution is - (1) a homogeneous mixture of two or more substances (2) a solid dissolved in a liquid (3) a solid dissolved i water (4) a mixture of two liquids
Description : Hard water and soft water can be distinguished by using – (1) dilute acid (2) ordinary soap (3) detergent (4) liquid soap
Last Answer : (3) detergent
Description : Hard water and soft water can be distinguished by using (1) dilute acid (2) ordinary soap (3) detergent (4) liquid soap
Last Answer : detergent
Description : 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
Last Answer : (B) Mixture of glycerides of fatty acids
Description : Ammonia synthesis gas is produced from fuel oil by (A) Steam reforming (B) Hydro-cracking (C) Partial oxidation (D) Hydrogenation
Last Answer : (C) Partial oxidation
Description : Pick out the correct statement. (A) A fat is converted into oil by its hydrogenation (B) There is no difference between a fat and an oil so far as its physical properties are ... Vegetable oils are classified as drying, non-drying and semi drying oils depending upon their fatty acids content
Last Answer : (C) All vegetable oils except coconut oil, contains fatty acids having more than sixteen carbon atoms
Description : Catalyst used in the hydrogenation of oil is (A) Nickel (B) Platinum (C) Iron (D) Alumina
Last Answer : (A) Nickel
Description : 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
Last Answer : (D) None of these
Description : Nickel is not used as a catalyst in the (A) Fischer-Tropsch process (B) Shift conversion (C) Hydrogenation of oil (D) Ostwald's process of HNO3 manufacture
Last Answer : (D) Ostwald's process of HNO3 manufacture
Description : Hydrogenation of oil does not (A) Remove double bonds (B) Raise its melting point (C) Improve its resistance to oxidation (D) None of these
Description : Temperature during hydrogenation of oil should not be more than 200°C, otherwise it will result in (A) Pyrolysis of oil (B) Sintering of porous catalyst (C) Hydrogen embrittlement (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Rancidity of the fatty oil can be reduced by its (A) Decoloration (B) Hydrogenation (C) Oxidation (D) Purification
Last Answer : (B) Hydrogenation
Description : Zeolite is used in the (A) Water treatment (B) Glass manufacture (C) Hydrogenation of fatty oil as a catalyst (D) Development of exposed photographic plate
Last Answer : (A) Water treatment
Description : An oil is converted into fat by its (A) Hydrogenation (B) Hydrolysis (C) Hydrocracking (D) Hydration
Last Answer : (A) Hydrogenation
Description : What willl happen if density of ball bearing is less than density of glycerine oil?
Last Answer : What is the answer ?
Description : White phosphorus is generally kept under – (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil
Last Answer : (2) Water Explanation: White phosphorous is kept under water because it reacts with oxygen but not water. Besides, it is insoluble in water. It presents a significant fire hazard due to its extreme reactivity with atmospheric oxygen.
Description : White phosphorus is generally kept under (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil
Last Answer : Water
Description : By-product obtained by soap industry is – (1) Caustic soda (2) Glycerol (3) Naphthalene (4) Caustic potash
Last Answer : (2) Glycerol Explanation: Glycerol forms the backbone of triglyeerides, and is chiefly produced by saponification of fats as a byproduct of soapmaking. It is also a byproduct of the production of ... This form of crude glycerin is often dark in appearance with a thick, syrup-like consistency.
Description : . Sulphuric acid is mainly used in the __________ industry. (A) Fertiliser (B) Steel (C) Pap (D) Paint
Last Answer : (A) Fertiliser
Description : Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal. (A) Hydrogenation (B) Gasification (C) Carbonisation (D) None of these
Description : Gobar gas is produced by the __________ of cow dung. (A) Fermentation (B) Oxidation (C) Hydrogenation (D) None of these
Last Answer : (A) Fermentation
Description : Hydrogenation of vegetable oils is a/an __________ reaction. (A) Endothermic (B) Autocatalytic (C) Exothermic (D) Homogenous
Last Answer : (C) Exothermic
Description : For the hydrogenation of oils, __________ (i) __________ is commonly used as catalyst and __________ (ii) __________ is a catalyst poison. (A) (i) platinum (ii) sulphur (B) (i) palladium (ii) oxygen (C) (i) nickel (ii) sulphur (D) (i) nickel (ii) oxygen
Last Answer : (C) (i) nickel (ii) sulphur
Description : Commercial production of Vanaspati is done by __________ of edible vegetable oils. (A) Hydrogenation (B) Oxidation (C) Hydrolysis (D) Hydrocracking
Description : __________ of quicklime produces slaked lime. (A) Hydration (B) Dehydration (C) Hydrogenation (D) None of these
Last Answer : (A) Hydration
Description : How does the hydrogenation of olive oil affect its healthiness?
Last Answer : Hydrogenation turns unsaturated fat into saturated fat, which is said to be less healthful. But it is done to make fat that is solid at room temperature, rather than liquid.
Description : Cooking oil can be converted into vegetable ghee by the process of 1. hydrogenation 2. distillation 3. crystallisation 4. reduction The correct processes are: (a) 1 and 4 (b) 2 and 4 (c) 1 and 3 (d) 3 and 4
Last Answer : Ans:(a)