Soap is prepared by boiling caustic soda with (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats

Soap is prepared by boiling caustic soda with (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats
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Soap is prepared by boiling caustic soda with – (1) Alcohol (2) Kerosene oil (3) Glycerine (4) Fats

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.

White phosphorus is generally kept under – (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil

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.

White phosphorus is generally kept under (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil

Description : White phosphorus is generally kept under (1) Alcohol (2) Water (3) Glycerine (4) Kerosene oil

Last Answer : Water

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) Metallic soaps with frothing agent and free Stearic acid to achieve transparency (C) Metallic soaps with frothing agent from which glycerine has not been recovered (D) None of these

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

Use of an emetic to remove the ingested poison is contraindicated in following poisonings except that by: A. Strychnine B. Caustic soda C. Ferrous sulfate D. Kerosene

Description : Use of an emetic to remove the ingested poison is contraindicated in following poisonings except that by: A. Strychnine B. Caustic soda C. Ferrous sulfate D. Kerosene

Last Answer : C. Ferrous sulfate

Use of an emetic to remove the ingested poison is contraindicated in following poisonings except that by: A. Strychnine B. Caustic soda C. Ferrous sulfate D. Kerosene

Description : Use of an emetic to remove the ingested poison is contraindicated in following poisonings except that by: A. Strychnine B. Caustic soda C. Ferrous sulfate D. Kerosene

Last Answer : C. Ferrous sulfate

By-product obtained by soap industry is – (1) Caustic soda (2) Glycerol (3) Naphthalene (4) Caustic potash

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.

Saponification involves the hydrolysis of fats and oils by- (1) water (2) washing soda (3) stearic acid (4) caustic soda

Description : Saponification involves the hydrolysis of fats and oils by- (1) water (2) washing soda (3) stearic acid (4) caustic soda

Last Answer : (4) caustic soda Explanation: Caustic soda (sodium hydroxide) is a versatile alkali. Its main uses are in the manufacture of pulp and paper, alumina, soap and detergents, petroleum products and chemical production.

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 : 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

Last Answer : (C) Detergent

Permanent hardness of water cannot be removed by (a) Boiling (b) Adding caustic soda (c) Distillation (d) Adding soda

Description : Permanent hardness of water cannot be removed by (a) Boiling (b) Adding caustic soda (c) Distillation (d) Adding soda

Last Answer : Ans:(a)

The doctor's solution comprises of sodium plumbite in (A) Alcohol (B) Water (C) Aqueous caustic soda (D) Soda ash

Description : The doctor's solution comprises of sodium plumbite in (A) Alcohol (B) Water (C) Aqueous caustic soda (D) Soda ash

Last Answer : (C) Aqueous caustic soda

Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. (A) Waxes (B) Mercaptans (C) Asphalt (D) Diolefins

Description : Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. (A) Waxes (B) Mercaptans (C) Asphalt (D) Diolefins

Last Answer : (B) Mercaptans

Glycerine is a by-product of the __________ industry. (A) Soap (B) Detergent (C) Oil hydrogenation (D) Paint

Description : Glycerine is a by-product of the __________ industry. (A) Soap (B) Detergent (C) Oil hydrogenation (D) Paint

Last Answer : (A) Soap

Glycerine and what other substance are made by heatin animal fats or vegetable oils with sodium hydroxide?

Description : Glycerine and what other substance are made by heatin animal fats or vegetable oils with sodium hydroxide?

Last Answer : ANSWER: SOAP

Which one of the following petroleum refinery products has the lowest boiling point? (1) Kerosene (2) Gasoline (3) Diesel (4) Lubricating oil

Description : Which one of the following petroleum refinery products has the lowest boiling point? (1) Kerosene (2) Gasoline (3) Diesel (4) Lubricating oil

Last Answer : (4) Lubricating oil Explanation: Lubricating oil is the most commonly used lubricant because of its wide range of possible applications. The two basic categories of lube oil are mineral and synthetic.

Which of the following is used to remove ink and rust stains on cloth? (1) Oxalic acid (2) Alcohol (3) Ether (4) Kerosene oil

Description : Which of the following is used to remove ink and rust stains on cloth? (1) Oxalic acid (2) Alcohol (3) Ether (4) Kerosene oil

Last Answer : (1) Oxalic acid Explanation: Oxalic acid is a reducing agent and its conjugate base, known as oxalate, is a chelating agent for metal cations and stain removal. Oxalic acid's main applications include cleaning or bleaching, removal of stains on clothes and the removal of rust.

Which of the following is used to remove ink and rust stains on cloth? (1) Oxalic acid (2) Alcohol (3) Ether (4) Kerosene oil

Description : Which of the following is used to remove ink and rust stains on cloth? (1) Oxalic acid (2) Alcohol (3) Ether (4) Kerosene oil

Last Answer : Oxalic acid

To make a solution for filling radiator one bag of washing soda and 0.5 kg of kerosene oil should be added in water amounting a) 6 kg b) 8 k8 c ) 10 kg d) 12 kg

Description : To make a solution for filling radiator one bag of washing soda and 0.5 kg of kerosene oil should be added in water amounting a) 6 kg b) 8 k8 c ) 10 kg d) 12 kg

Last Answer : c ) 10 kg

Which color precipitates when caustic soda solution is added to iron salt solution ?

Description : Which color precipitates when caustic soda solution is added to iron salt solution ?

Last Answer : Reddish brown precipitates .

Sodium Carbonate is commonly known as - (1) Baking Soda (2) Washing Soda (3) Caustic Soda (4) Caustic Potash

Description : Sodium Carbonate is commonly known as - (1) Baking Soda (2) Washing Soda (3) Caustic Soda (4) Caustic Potash

Last Answer : (2) Washing Soda Explanation: Sodium carbonate (Na2CO3) is also known as washing soda, soda ash and soda crystals. It is a salt of carbonic acid, a chemical that produces a wide range of salts collectively known as carbonates. It can be used to remove stubborn stains from laundry.

The contact process is involved in the manufacture of - (1) Nitric acid (2) Sulphuric acid (3) Ammonia (4) Caustic soda

Description : The contact process is involved in the manufacture of - (1) Nitric acid (2) Sulphuric acid (3) Ammonia (4) Caustic soda

Last Answer : (2) Sulphuric acid Explanation: It is also a central substance in the chemical industry. It is widely produced by contact process. Now days, sulphuric acid is prepared by contact process all over ... process is based upon the catalytic oxidation of sulfur dioxide (SO2) to sulfur trioxide (SO3).

Acetic acid is know as - (1) Caustic soda (2) Spirit (3) Baking soda (4) Vinegar

Description : Acetic acid is know as - (1) Caustic soda (2) Spirit (3) Baking soda (4) Vinegar

Last Answer : (4) Vinegar Explanation: Acetic acid (CH3COOH) also called ethanoic acid, the most important of the carboxylic acids. Vinegar is roughly 3-9% acetic acid by volume making acetic acid the main component of vinegar apart from water.

Sodium bicarbonate is commercially known as – (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Description : Sodium bicarbonate is commercially known as – (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Last Answer : (2) Baking soda Explanation: Baking Soda is Sodium bicarbonate or sodium hydrogen carbonate. It is primarily used in cooking (baking), as a leavening agent. It reacts with acidic components in batters, ... and grain in pancakes, cakes, quick breads, soda bread, and other baked and fried foods.

The common name for the com-pound having formal NaOH is – (1) Caustic soda (2) Caustic potash (3) Soda ash (4) Sodium hydroxide

Description : The common name for the com-pound having formal NaOH is – (1) Caustic soda (2) Caustic potash (3) Soda ash (4) Sodium hydroxide

Last Answer : (1) Caustic soda Explanation: Sodium hydroxide, also known as lye or caustic soda, has the molecular formula NaOH and is a highly caustic metallic base. It is a white solid available in pellets ... manufacture of pulp and paper, textiles, drinking water, soaps and detergents and as a drain cleaner.

The law of multiple proportions is illustrated by the two compounds [NCERT 1972] (A) Sodium chloride and sodium bromide (B) Ordinary water and heavy water (C) Caustic soda and caustic potash (D) Sulphur dioxide and sulphur trioxide

Description : The law of multiple proportions is illustrated by the two compounds [NCERT 1972] (A) Sodium chloride and sodium bromide (B) Ordinary water and heavy water (C) Caustic soda and caustic potash (D) Sulphur dioxide and sulphur trioxide

Last Answer : (D) Sulphur dioxide and sulphur trioxide

Explain the manufacture of Sodium Hydroxide (Caustic Soda), NaOH by castner kellner cell

Description : Explain the manufacture of Sodium Hydroxide (Caustic Soda), NaOH by castner kellner cell 

Last Answer : Preperation--Sodium hydroxide is generally prepared commercially by the electrolysis of sodium chloride in Castner-Kellner cell. A brine solution is electrolysed using a mercury cathode and a carbon anode. Sodium ... The amalgam is treated with water to give sodium hydroxide and hydrogen gas.   

Sodium Carbonate is commonly known as (1) Baking Soda (2) Washing Soda (3) Caustic Soda (4) Caustic Potash

Description : Sodium Carbonate is commonly known as (1) Baking Soda (2) Washing Soda (3) Caustic Soda (4) Caustic Potash

Last Answer : Washing Soda

Sodium bicarbonate is commercially known as (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Description : Sodium bicarbonate is commercially known as (1) Washing soda (2) Baking soda (3) Caustic soda (4) Soda lime

Last Answer : Baking soda

The common name for the compound having formal NaOH is (1) Caustic soda (2) Caustic potash (3) Soda ash (4) Sodium hydroxide

Description : The common name for the compound having formal NaOH is (1) Caustic soda (2) Caustic potash (3) Soda ash (4) Sodium hydroxide

Last Answer : Caustic soda

By-product obtained by soapindustry is (1) Caustic soda (2) Glycerol (3) Naphthalene (4) Caustic potash

Description : By-product obtained by soapindustry is (1) Caustic soda (2) Glycerol (3) Naphthalene (4) Caustic potash

Last Answer : Glycerol

Which compound of sodium is used to separate soap from glycerine?

Description : Which compound of sodium is used to separate soap from glycerine?

Last Answer : Sodium chloride

The process of Extraction of soap from glycerine is?

Description : The process of Extraction of soap from glycerine is?

Last Answer : Salting out

Percentage of glycerine present in the spent lye obtained during soap manufacture is about(A) 0.5(B) 5(C) 20(D) 35

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

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

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

Potassium is kept & transported under (A) Water (B) Liquid ammonia (C) Kerosene oil (D) Alcohol

Description : Potassium is kept & transported under (A) Water (B) Liquid ammonia (C) Kerosene oil (D) Alcohol

Last Answer : (C) Kerosene oil

Glycerine is used as a coolant in cooling of some engines instead of water, because (A) Its higher boiling point (290°C) increases its heat carrying capacity (B) Comparatively less weight of coolant is required (C) Smaller radiator can be used (D) All a, b & c

Description : Glycerine is used as a coolant in cooling of some engines instead of water, because (A) Its higher boiling point (290°C) increases its heat carrying capacity (B) Comparatively less weight of coolant is required (C) Smaller radiator can be used (D) All a, b & c

Last Answer : (D) All a, b & c

Caustic Potash No Soap Material ?

Description : Caustic Potash No Soap Material ?

Last Answer : Caustic Potash Saving Soap Material.

What is the use of caustic soda ?

Description : What is the use of caustic soda ?

Last Answer : Use of Caustic Soda Caustic soda is used in the production of soap and paper , artificial silk and sodium metals. Used in petroleum cleaning and rubber recovery. Used as a reagent in the laboratory. ... etc. Caustic soda is used in refining and recycling of aluminum ore. Used in the paper industry.

What is Caustic Soda ?

Description : What is Caustic Soda ?

Last Answer : Caustic soda is sodium hydroxide ( NaOH) . It is an inorganic compound. It is a white solid. It is available in the market in pellet , flake , granular and liquid concentrations of different concentrations.

What is Caustic Soda Signal ?

Last Answer : Caustic soda signal NaOH.

Caustic Soda Who Say ?

Last Answer : Sodium To hydroxide Caustic Soda Says The signal is NaOH ( sodium ) Hydroxide ), it Extremely Corrosive, Dangerous.

What happens when caustic soda is added to vinegar?

Description : What happens when caustic soda is added to vinegar?

Last Answer : Caustic soda is sodium hydroxide (NaOH), which is a strong base. Vinegar, a weak acid, is dilute acetic acid (CH3COOH). When combined, they undergo a neutralization reaction producing water and the salt sodium ... chemical equation is written below.NaOH(aq) + CH3COOH(aq) --> H2O(l) + NaCH3COO(aq)

Is caustic soda flakes are a pure substances or mixture?

Description : Is caustic soda flakes are a pure substances or mixture?

Last Answer : What is the answer ?

What is caustic soda?

Description : What is caustic soda?

Last Answer : Sodium hydroxide

An ideal material of construction for the storage of 50% caustic soda solution would be (A) Karbate (B) High silicon cast iron (C) Monel (D) None of these

Description : An ideal material of construction for the storage of 50% caustic soda solution would be (A) Karbate (B) High silicon cast iron (C) Monel (D) None of these

Last Answer : (C) Monel

Platinum and silver are corroded by (A) Caustic soda solution (B) Phosphoric acid (C) Sulphuric acid (10%) (D) None of these

Description : Platinum and silver are corroded by (A) Caustic soda solution (B) Phosphoric acid (C) Sulphuric acid (10%) (D) None of these

Last Answer : (D) None of these

Wood metal is not used for making (A) Soft solder (B) Casting for dental work (C) Storage tank for storing brine and caustic soda (D) Fusible safety plug for pressure cooke

Description : Wood metal is not used for making (A) Soft solder (B) Casting for dental work (C) Storage tank for storing brine and caustic soda (D) Fusible safety plug for pressure cooke

Last Answer : (C) Storage tank for storing brine and caustic soda

Nickel made/clad equipments are suitable for handling (A) Ammonia (both aqueous & anhydrous) (B) Fruit juices, milk & its products and caustic soda solution (C) Nitric acid & hydrochloric acid (concentrated) (D) Sulphuric acid (concentrated)

Description : Nickel made/clad equipments are suitable for handling (A) Ammonia (both aqueous & anhydrous) (B) Fruit juices, milk & its products and caustic soda solution (C) Nitric acid & hydrochloric acid (concentrated) (D) Sulphuric acid (concentrated)

Last Answer : (B) Fruit juices, milk & its products and caustic soda solution

Evaporators used in caustic soda recovery and production plant are made of (A) Monel metal(B) Gun metal(C) Wood metal(D) Babbitt metal

Description : Evaporators used in caustic soda recovery and production plant are made of (A) Monel metal (B) Gun metal (C) Wood metal (D) Babbitt metal

Last Answer : (A) Monel metal

Rubber lined pumps can be used to pump (A) Caustic soda (B) Chlorinated brine (C) Hypochlorous acid (D) All (A), (B) and (C)

Description : Rubber lined pumps can be used to pump (A) Caustic soda (B) Chlorinated brine (C) Hypochlorous acid (D) All (A), (B) and (C)

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