Denatured alcohol 1. Is an impure form of ethanol 2. Is unfit for drinking as it contains poisonous substances 3. Contains impurities 4. Is very unsafe to consume The correct answers are: (a) 1, 2 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 3

Denatured alcohol 1. Is an impure form of ethanol 2. Is unfit for drinking as it contains poisonous substances 3. Contains impurities 4. Is very unsafe to consume The correct answers are: (a) 1, 2 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 3
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Ethanol containing 5% water is known as – (1) rectified spirit (2) denatured spirit (3) methylated alcohol (4) power alcohol

Description : Ethanol containing 5% water is known as – (1) rectified spirit (2) denatured spirit (3) methylated alcohol (4) power alcohol

Last Answer : (1) rectified spirit Explanation: A rectified spirit, rectified alcohol, or neutral spirit is highly concentrated ethanol which has been purified by means of repeated distillation, a process that is ... drinks, in the production of liqueurs, for medicinal purposes, and as a household solvent.

Ethanol containing 5% water is known as (1) rectified spirit (2) denatured spirit (3) methylated alcohol (4) power alcohol

Description : Ethanol containing 5% water is known as (1) rectified spirit (2) denatured spirit (3) methylated alcohol (4) power alcohol 

Last Answer : rectified spirit

Ethyl alcohol is commonly made unfit for drinking by the addition of (a) potassium cyanide (b) methyl alcohol (c) chloroform (d) potassium chloride

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)

What is usually added to ethyl alcohol to make it unfit for drinking purposes ?

Description : What is usually added to ethyl alcohol to make it unfit for drinking purposes ?

Last Answer : Ans. Methanol and Pyridine. 

Denatured spirit is ethanol mixed with (1) Petrol (2) Kerosene (3) Water (4) Pyridine

Description : Denatured spirit is ethanol mixed with (1) Petrol (2) Kerosene (3) Water (4) Pyridine 

Last Answer : Pyridine

Absolute alcohol is 1. Pure ethanol 2. 95% alcohol and 5% water 3. 200% proof 4. Rectified spirit The correct answers are: (a) 1 and 2 (b) 1 and 4 (c) 1 and 3 (d) 2 and 3

Description : Absolute alcohol is 1. Pure ethanol 2. 95% alcohol and 5% water 3. 200% proof 4. Rectified spirit The correct answers are: (a) 1 and 2 (b) 1 and 4 (c) 1 and 3 (d) 2 and 3

Last Answer : Ans:(c)

(4) sodium chloride contains hygroscopic impurities like magnesium chloride Explanation: Table salt is refined salt, which contains about 97 to 99 percent sodium chloride. It usually contains substances that make it freeflowing (anticaking agents) such as sodium aluminosilicate or magnesium carbonate. Because of Hygroscopic nature of salt it become wet in rainy season as the salt absorbs moisture from environment.

Description : (4) sodium chloride contains hygroscopic impurities like magnesium chloride Explanation: Table salt is refined salt, which contains about 97 to 99 percent sodium chloride. It usually contains substances that ... of salt it become wet in rainy season as the salt absorbs moisture from environment.

Last Answer : Which of the following could be used as fuel in propellant or rockets? (1) Liquid Hydrogen + Liquid Nitrogen (2) Liquid Oxygen + Liquid Argon (3) Liquid Nitrogen + Liquid Oxygen (4) Liquid Hydrogen + Liquid Oxygen

Hard water (A) Does not affect the lather formation by soap (B) Is not unfit for drinking purpose (C) Pollutes the water stream (D) All (A), (B) and (C)

Description : Hard water (A) Does not affect the lather formation by soap (B) Is not unfit for drinking purpose (C) Pollutes the water stream (D) All (A), (B) and (C)

Last Answer : (B) Is not unfit for drinking purpose

Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing? -Do You Know?

Description : Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing? -Do You Know?

Last Answer : answer:

Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing?

Description : Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing?

Last Answer : Pyridine

Methanol is known as : (a) Rubbing alcohol (b) Grain alcohol (c) Wood alcohol (d) Denatured alcohol

Description : Methanol is known as : (a) Rubbing alcohol (b) Grain alcohol (c) Wood alcohol (d) Denatured alcohol

Last Answer : Wood alcohol

1. Besides water and light which is more essential as a raw material for photosynthesis? 2. Which can impose reasonable restrictions on the Fundamental Rights of the Indian citizens? 3. Denatured spirit is a mixture of ethyl alcohol, methyl alcohol and which other thing? 4. What is the administrative capital of South Africa? 5. During the 1857 Revolt who captured Gwalior from the Scindhia ?

Description : 1. Besides water and light which is more essential as a raw material for photosynthesis? 2. Which can impose reasonable restrictions on the Fundamental Rights of the Indian citizens? 3. Denatured ... portion remaining above the sea level? 20. At which place is the famous Kailasha Temple located?

Last Answer : Answer : 1. CO2 2. Parliament 3. Pyridine 4. Pretoria 5. Rani Lakshmibai 6. Rabindranath Tagore 7. Profession Tax 8. Due to imbibition 9. Myanmar 10. Dandi March 11. 44th 12. Because of ... Young folded mountains 15. Lord Mountbatten 16. Deolali 17. Phototropism 18. 500 19. 1/10th 20. Ellora

The impure iron (pig iron) that is tapped out from blast furnace contains about __________ percent carbon. (A) 0.2 (B) 2 (C) 4 (D) 8

Description : The impure iron (pig iron) that is tapped out from blast furnace contains about __________ percent carbon. (A) 0.2 (B) 2 (C) 4 (D) 8

Last Answer : (C) 4

Steam distillation is used for separation of high boiling (A) Substances from non-volatile impurities (B) Volatile impurity from still higher boiling substances (C) Both (A) and (B) (D) Neither (A) nor (B)

Description : Steam distillation is used for separation of high boiling (A) Substances from non-volatile impurities (B) Volatile impurity from still higher boiling substances (C) Both (A) and (B) (D) Neither (A) nor (B)

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

Guidelines on impurities in drug substances and drug products is given in _____ guidelines? A. ICH Q1 B. ICH Q2 C. ICH Q3 D. ICH Q4

Description : Guidelines on impurities in drug substances and drug products is given in _____ guidelines? A. ICH Q1 B. ICH Q2 C. ICH Q3 D. ICH Q4

Last Answer : B. ICH Q2

Potassium Permanganate is used for purifying drinking water, because ________. (1) It is a reducing agent (2) It is an oxidising agent (3) It is a sterilising agent (4) It dissolves the impurities of water

Description : Potassium Permanganate is used for purifying drinking water, because ________. (1) It is a reducing agent (2) It is an oxidising agent (3) It is a sterilising agent (4) It dissolves the impurities of water

Last Answer : (2) It is an oxidising agent Explanation: Potassium permanganate is a point-of-entry water treatment method that oxidizes dissolved iron, mancianese, and hydrogen sulfide into solid particles that are filtered ... to control iron bacteria growth in wells. It is an oxidant, but a poor disinfectant.

Potassium Permanganate is used for purifying drinking water, because - (1) it dissolves the impurities of water (2) It is a sterilizing agent (3) It is an oxidising agent (4) It is a reducing agent

Description : Potassium Permanganate is used for purifying drinking water, because - (1) it dissolves the impurities of water (2) It is a sterilizing agent (3) It is an oxidising agent (4) It is a reducing agent

Last Answer : (3) It is an oxidising agent Explanation: Potassium permanganate is a point-of-entry treatment method that oxidizes dissolved iron, manganese, and hydrogen sulfide into solid particles that are filtered out of the water.

When domestic sewage mixes with river water (a) small animals like rats will die after drinking river water (b) the increased microbial activity releases micronutrients such as iron (c) the increased microbial activity uses up dissolved oxygen (d) the river water is still suitable for drinking as impurities are only about 0.1%.

Description : When domestic sewage mixes with river water (a) small animals like rats will die after drinking  river water (b) the increased microbial activity releases  micronutrients such as iron (c) the increased ... (d) the river water is still suitable for drinking as  impurities are only about 0.1%.

Last Answer : (c) the increased microbial activity uses up  dissolved oxygen

Potassium Permanganate is used for purifying drinking water, because_________ (1) It is a reducing agent (2) It is an oxidising agent (3) It is a sterilising agent (4) It dissolves the impurities of water

Description : Potassium Permanganate is used for purifying drinking water, because_________ (1) It is a reducing agent (2) It is an oxidising agent (3) It is a sterilising agent (4) It dissolves the impurities of water 

Last Answer :  It is an oxidising agent

Pick up the correct statement from the following: (A) Roasting is not necessary if iron ore is an oxide (B) Impurities float on the molten iron as slag (C) The slag contains lime about 45% (D) All the above

Description : Pick up the correct statement from the following: (A) Roasting is not necessary if iron ore is an oxide (B) Impurities float on the molten iron as slag (C) The slag contains lime about 45% (D) All the above

Last Answer : Answer: Option D

Three of the following statements about enzymes are correct and one is wrong. Which one is wrong? (a) Enzymes require optimum pH for maximal activity. (b) Enzymes are denatured at high temperature but in certain exceptional organisms they are effective even at temperatures 80° - 90°C. (c) Enzymes are highly specific. (d) Most enzymes are proteins but some are lipids.

Description : Three of the following statements about enzymes are correct and one is wrong. Which one is wrong? (a) Enzymes require optimum pH for maximal activity. (b) Enzymes are denatured at high temperature but ... - 90°C. (c) Enzymes are highly specific. (d) Most enzymes are proteins but some are lipids.

Last Answer : (d) Most enzymes are proteins but some are lipids.

What poisonous substances naturally produced by bacteria plants snakes insects and other living organisms?

Description : What poisonous substances naturally produced by bacteria plants snakes insects and other living organisms?

Last Answer : what provides the best protection against gamma rays

Presticides are used to destroy – (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Description : Presticides are used to destroy – (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Last Answer : (4) insects Explanation: A pesticide is generally a chemical or biological agent (such as a virus, bacterium, antimicrobial or disinfectant) that through its effect deters, incapacitates, kills or ... , plant pathogens, weeds, mollusks, birds, mammals, fish, nematodes (roundworms), and microbes.

Presticides are used to destroy (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Description : Presticides are used to destroy (1) micro-organisms (2) poisonous substances in soil (3) poisonous plants (4) insects

Last Answer : insects

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

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

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

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

Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2 . Lead pipes are readily corroded by (A) Dilute HCI (B) Acetic acid (C) Concentrated H2SO4 (D) None of these

Description : Lead pipes are not safe for carrying drinking water because water containing dissolved oxygen attacks lead thereby forming poisonous Pb (OH)2 . Lead pipes are readily corroded by (A) Dilute HCI (B) Acetic acid (C) Concentrated H2SO4 (D) None of these

Last Answer : (B) Acetic acid

Lead pipes are not safe for carrying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)2 . Lead pipes are readily corroded by (A) Dilute HCl (B) Acetic acid (C) Concentrated H2SO4 (D) None of these

Description : Lead pipes are not safe for carrying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)2 . Lead pipes are readily corroded by (A) Dilute HCl (B) Acetic acid (C) Concentrated H2SO4 (D) None of these

Last Answer : (B) Acetic acid

Why bridges are unsafe after a very long use?

Description : Why bridges are unsafe after a very long use?

Last Answer : Why bridges are unsafe after a very long use?

A patron orders the following drinks: a 5-ounce glass of **** at 12% alcohol by volume, a vodka tonic containing 1.5 ounces of vodka at 40% alcohol by volume, and a whiskey double at 40% alcohol by volume. How many standard drinks did the client consume?

Description : A patron orders the following drinks: a 5-ounce glass of wine at 12% alcohol by volume, a vodka tonic containing 1.5 ounces of vodka at 40% alcohol by volume, and a whiskey double at 40% alcohol by volume. How many standard drinks did the client consume?

Last Answer : 4

A patron orders the following drinks: a 5-ounce glass of **** at 12% alcohol by volume, a vodka tonic containing 1.5 ounces of vodka at 40% alcohol by volume, and a whiskey double at 40% alcohol by volume. How many standard drinks did the client consume?

Description : A patron orders the following drinks: a 5-ounce glass of wine at 12% alcohol by volume, a vodka tonic containing 1.5 ounces of vodka at 40% alcohol by volume, and a whiskey double at 40% alcohol by volume. How many standard drinks did the client consume?

Last Answer : 4

The substances that can be used as explosives are 1. phosphorous trichloride 2. mercuric oxide 3. trinitrotoluene 4. nitroglycerine The correct answers are: (a) 1 and 2 (b) 2 and 4 (c) 2 and 3 (d) 3 and 4

Description : The substances that can be used as explosives are 1. phosphorous trichloride 2. mercuric oxide 3. trinitrotoluene 4. nitroglycerine The correct answers are: (a) 1 and 2 (b) 2 and 4 (c) 2 and 3 (d) 3 and 4

Last Answer : Ans:(d)

The substances that cause air pollution are 1. Smoke 2. Sulphur dioxide 3. Argon 4. Carbon monoxide The correct answers are: (a) 1, 2 and 3 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4

Description : The substances that cause air pollution are 1. Smoke 2. Sulphur dioxide 3. Argon 4. Carbon monoxide The correct answers are: (a) 1, 2 and 3 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4

Last Answer : Ans:(d)

The substances used in the manufacture of stainless steel are 1. Chromium 2. Iron 3. Copper 4. Steel The correct answers are: (a) 1 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4

Description : The substances used in the manufacture of stainless steel are 1. Chromium 2. Iron 3. Copper 4. Steel The correct answers are: (a) 1 and 4 (b) 1, 2, 3 and 4 (c) 2, 3 and 4 (d) 1, 2 and 4

Last Answer : Ans:(a)

'Chlorination' is 1. A process of converting chlorides into chlorine 2. Adding small amounts of chlorine to impure water 3. A chemical reaction in which chlorine is formed 4. An addition reaction of ethylene and chlorine The correct statements are: (a) 1 and 4 (b) 2 and 4 (c) 3 and 4 (d) 1 and 2

Description : 'Chlorination' is 1. A process of converting chlorides into chlorine 2. Adding small amounts of chlorine to impure water 3. A chemical reaction in which chlorine is formed 4. An addition reaction of ethylene and chlorine The correct statements are: (a) 1 and 4 (b) 2 and 4 (c) 3 and 4 (d) 1 and 2

Last Answer : Ans:(b)

Commercial nitric acid is coloured because it contains dissolved – (1) Oxygen (2) Nitrous oxide (3) Nitrogen dioxide (4) Coloured impurities

Description : Commercial nitric acid is coloured because it contains dissolved – (1) Oxygen (2) Nitrous oxide (3) Nitrogen dioxide (4) Coloured impurities

Last Answer : (3) Nitrogen dioxide Explanation: Commercial nitric acid has a brown colour due to dissolved NO2. The procedure of bubbling dry air through warm commercial nitric acid, is to drive away the dissolved nitrogen dioxide so that the acid becomes colourless.

Enriched uranium means that, it contains (A) More than 0.71% of U-235 (B) Only fertile material (C) Only fissile material (D) No impurities

Description : Enriched uranium means that, it contains (A) More than 0.71% of U-235 (B) Only fertile material (C) Only fissile material (D) No impurities

Last Answer : (A) More than 0.71% of U-235

A large iceberg melts at the base, but not at the top, because of the reason that (A) Ice at the base contains impurities which lowers its melting point (B) Due to the high pressure at the base, its melting point reduces (C) The iceberg remains in a warmer condition at the base (D) All (A), (B) and (C)

Description : A large iceberg melts at the base, but not at the top, because of the reason that (A) Ice at the base contains impurities which lowers its melting point (B) Due to the high pressure at the base, its melting point ... C) The iceberg remains in a warmer condition at the base (D) All (A), (B) and (C)

Last Answer : (B) Due to the high pressure at the base, its melting point reduces

Table salt gets moist during rainy season because (1) sodium chloride is hygroscopic (2) sodium chloride is deliquescent (3) sodium chloride contains some quantity of sodium iodide (4) sodium chloride contains hygroscopic impurities like magnesium chloride

Description : Table salt gets moist during rainy season because (1) sodium chloride is hygroscopic (2) sodium chloride is deliquescent (3) sodium chloride contains some quantity of sodium iodide (4) sodium chloride contains hygroscopic impurities like magnesium chloride

Last Answer : sodium chloride contains hygroscopic impurities like magnesium chloride

Commercial nitric acid is coloured because it contains dissolved : (1) Oxygen (2) Nitrous oxide (3) Nitrogen dioxide (4) Coloured impurities

Description : Commercial nitric acid is coloured because it contains dissolved : (1) Oxygen (2) Nitrous oxide (3) Nitrogen dioxide (4) Coloured impurities

Last Answer : Nitrogen dioxide

The excessive and chronic use of which of the drug cause uncontrollable trembling, unable to converse, and a victim of terrifying hallucinations? (a) Ethanol (b) Methanol (c) Isopropyl alcohol (d) Codeine

Description : The excessive and chronic use of which of the drug cause uncontrollable trembling, unable to converse, and a victim of terrifying hallucinations? (a) Ethanol (b) Methanol (c) Isopropyl alcohol (d) Codeine

Last Answer : Ans:(a)

The molecular formula of ethanol/ethyl alcohol is

Description : The molecular formula of ethanol/ethyl alcohol is

Last Answer : C 2 H 5 OH

What raw materials are used to make alcohol (ethanol) ?

Description : What raw materials are used to make alcohol (ethanol) ?

Last Answer : Ethanol , also known as ethyl alcohol , is a type of alcohol. It is flammable , tasteless , colorless , slightly toxic and has a distinctive odor , and is the main ingredient in most wines. ... . As a result of natural anaerobiosis, many plants produce ethanol. Ethanol has also been found in space.

Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between water and alcohol molecules.

Description : Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between water and alcohol molecules.

Last Answer : Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between ... is false D. A is false but R is true

What functional group in ethanol which is an alcohol is the?

Description : What functional group in ethanol which is an alcohol is the?

Last Answer : Need answer

Alcohol dehydrogenase converts ethanol into (A) Acetyl CoA (B) Acetaldehyde (C) Acetate (D) CO2 and H2O

Description : Alcohol dehydrogenase converts ethanol into (A) Acetyl CoA (B) Acetaldehyde (C) Acetate (D) CO2 and H2O

Last Answer : Answer : B

This substance is commonly known as alcohol and is also used in medicines such as tincture iodine, cough syrups, and many tonics. This is - (1) Propanol (2) Butane (3) Ethanol (4) Methanol

Description : This substance is commonly known as alcohol and is also used in medicines such as tincture iodine, cough syrups, and many tonics. This is - (1) Propanol (2) Butane (3) Ethanol (4) Methanol

Last Answer : (3) Ethanol Explanation: Ethanol is commonly called alcohol and is the active ingredient of all alcoholic drinks. Also, it is a good solvent and is used in medicines such as tincture iodine, cough syrups, and many tonics.

Ethanol containing 5% water is known as – (1) Dilute alcohol (2) Power alcohol (3) Rectified spirit (4) Absolute alcohol

Description : Ethanol containing 5% water is known as – (1) Dilute alcohol (2) Power alcohol (3) Rectified spirit (4) Absolute alcohol

Last Answer : (3) Rectified spirit Explanation: A rectified alcohol is highly concentrated ethanol which' has been purified by means of repeated distillation, a process that is called rectification. It typically contains 95% alcohol by volume and 5% water. Normally, ethanol with 5% water is known as pure alcohol.

Which of the following is used to denature ethanol? (1) Methyl alcohol (2) Propyl alcohol (3) Phenol (4) Methane

Description : Which of the following is used to denature ethanol? (1) Methyl alcohol (2) Propyl alcohol (3) Phenol (4) Methane

Last Answer : (1) Methyl alcohol Explanation: Denatured alcohol is ethanol that has additives to make it undrinkable (poisonous), to discourage recreational consumption. Different additives are used to make it difficult. to ... both because its boiling point is close to that of ethanol and because it is toxic.

. In industrial nomenclature, alcohol means (A) Butyl alcohol (B) Propyl alcoho(C) Ethanol(D) Methyl alcohol

Description : . In industrial nomenclature, alcohol means (A) Butyl alcohol (B) Propyl alcoho (C) Ethanol (D) Methyl alcohol

Last Answer : (C) Ethanol