C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about(A) 2(B) 6(C) 13(D) 20

C/H ratio (by weight) of naphtha used in nitrogenous fertiliser making is about
(A) 2
(B) 6
(C) 13
(D) 20
by

1 Answer

Answer :

(B) 6
by

Related questions

Steam reforming of naphtha is a source of hydrogen production for nitrogenous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha? (A) 1.5 : 1 (B) 3.5 : 1 (C) 10 : 1 (D) 15 : 1

Description : Steam reforming of naphtha is a source of hydrogen production for nitrogenous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha? (A) 1.5 : 1 (B) 3.5 : 1 (C) 10 : 1 (D) 15 : 1

Last Answer : (B) 3.5 : 1

Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by (A) Iron-steam reaction (B) Electrolysis of water (C) Steam reforming of naphtha (D) Its cryogenic separation from coke oven gas

Description : Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by (A) Iron-steam reaction (B) Electrolysis of water (C) Steam reforming of naphtha (D) Its cryogenic separation from coke oven gas

Last Answer : (A) Iron-steam reaction

Which of the following is the costliest source of getting hydrogen on commercial scale for the manufacture of nitrogenous fertiliser? (A) Coal gasification (B) Steam reforming of naphtha (C) Electrolysis of water (D) Coke oven gas

Description : Which of the following is the costliest source of getting hydrogen on commercial scale for the manufacture of nitrogenous fertiliser? (A) Coal gasification (B) Steam reforming of naphtha (C) Electrolysis of water (D) Coke oven gas

Last Answer : (C) Electrolysis of water

Nitrogen oxides (NOx ) is not produced in the __________ industry. (A) Nitric acid making (B) Nitrogenous fertiliser (C) Detergent (D) Any of these

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

Naphtha in a fertiliser plant is used as a source of (A) Fuel (B) H2 (C) N2 (D) O2

Description : Naphtha in a fertiliser plant is used as a source of (A) Fuel (B) H2 (C) N2 (D) O2

Last Answer : (B) H2

Commercial production of hydrogen for the manufacture of nitrogenous fertilisers is done by (A) Steam reforming of naphtha and cracking of natural gas (B) Electrolysis of water (C) Cryogenic separation of hydrogen from coke oven gas (D) All (A), (B) and (C)

Description : Commercial production of hydrogen for the manufacture of nitrogenous fertilisers is done by (A) Steam reforming of naphtha and cracking of natural gas (B) Electrolysis of water (C) Cryogenic separation of hydrogen from coke oven gas (D) All (A), (B) and (C)

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

. C/H ratio is the minimum in case of (A) Furnace oil (B) Natural gas (C) Coal (D) Naphtha

Description : . C/H ratio is the minimum in case of (A) Furnace oil (B) Natural gas (C) Coal (D) Naphtha

Last Answer : (B) Natural gas

C/H ratio is the maximum in case of (A) Coal (B) Furnace oil (C) Natural gas (D) Naphtha

Description : C/H ratio is the maximum in case of (A) Coal (B) Furnace oil (C) Natural gas (D) Naphtha

Last Answer : (A) Coal

Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large excess use of nitrogenous fertiliser in land causes the problem of diarrhoea and cyanosis (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis

Description : Pick out the wrong statement. (A) Loamy soil is the best soil for vigorous plant growth, while the clayey soil is solid and hence the plant roots penetrate with difficulty (B) Large ... vegetables (D) Cereal crops grown on alkaline soil absorb higher amount of fluorides thereby spreading fluorosis

Last Answer : (C) Application of large excess of Potassic fertiliser in soil increases the valuable carotene in fruits and vegetables

ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Description : ch of the following fertilisers is needed for promoting the development of leaves and stems during early stages of plant growth? (A) Nitrogenous fertiliser (B) Potassic fertiliser (C) Phosphatic fertiliser (D) None of these

Last Answer : (A) Nitrogenous fertilise

Ammonium sulphate fertiliser is (A) The highest concentration nitrogenous fertiliser (B) The best fertiliser for paddy (C) A basic fertiliser (D) A neutral fertiliser

Description : Ammonium sulphate fertiliser is (A) The highest concentration nitrogenous fertiliser (B) The best fertiliser for paddy (C) A basic fertiliser (D) A neutral fertiliser

Last Answer : (B) The best fertiliser for paddy

Urea (a nitrogenous fertiliser) is produced from carbon dioxide and (A) Nitric acid (B) Ammonia (C) Ammonium nitrate (D) Nitric oxide

Description : Urea (a nitrogenous fertiliser) is produced from carbon dioxide and (A) Nitric acid (B) Ammonia (C) Ammonium nitrate (D) Nitric oxide

Last Answer : (B) Ammonia

A nitrogenous fertiliser contains 20% N2 . It could be (A) Ammonium nitrate (B) Calcium ammonium nitrate (CAN) (C) Urea (D) Ammonium chloride

Description : A nitrogenous fertiliser contains 20% N2 . It could be (A) Ammonium nitrate (B) Calcium ammonium nitrate (CAN) (C) Urea (D) Ammonium chloride

Last Answer : (B) Calcium ammonium nitrate (CAN)

Urea is a __________ fertiliser. (A) Nitrogenous (B) Potassic (C) Phosphatic (D) None of these

Description : Urea is a __________ fertiliser. (A) Nitrogenous (B) Potassic (C) Phosphatic (D) None of these

Last Answer : (A) Nitrogenous

Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits? (A) Nitrogenous fertilisers (B) Phosphatic fertilisers (C) Potassic fertiliser (D) None of these

Description : Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits? (A) Nitrogenous fertilisers (B) Phosphatic fertilisers (C) Potassic fertiliser (D) None of these

Last Answer : (C) Potassic fertiliser

NPK fertiliser is a __________ fertiliser. (A) Complex (B) Mixed (C) Nitrogenous (D) Phosphatic

Description : NPK fertiliser is a __________ fertiliser. (A) Complex (B) Mixed (C) Nitrogenous (D) Phosphatic

Last Answer : (B) Mixed

Fertiliser value of a nitrogenous fertiliser is expressed in terms of its __________ content(A) N2(B) KNO3(C) NO2(D) NHO3.

Description : Fertiliser value of a nitrogenous fertiliser is expressed in terms of its __________ content. (A) N2 (B) KNO3 (C) NO2 (D) NHO3

Last Answer : (A) N2

Pick out the wrong statement. (A) All the nitrogenous fertilisers are not soluble in water (B) A straight fertiliser contains only one nutrient (C) Calcium cyanamide is used as weed killer in onion fields (D) The phosphorous nutrient makes the plant stem stronger and increases its branches

Description : Pick out the wrong statement. (A) All the nitrogenous fertilisers are not soluble in water (B) A straight fertiliser contains only one nutrient (C) Calcium cyanamide is used as weed killer in onion fields (D) The phosphorous nutrient makes the plant stem stronger and increases its branches

Last Answer : (A) All the nitrogenous fertilisers are not soluble in water

Ammonium phosphate is a __________ fertiliser. (A) Nitrogenous (B) Phosphatic (C) Complex (D) Mixed

Description : Ammonium phosphate is a __________ fertiliser. (A) Nitrogenous (B) Phosphatic (C) Complex (D) Mixed

Last Answer : (D) Mixed

Nitrogenous fertiliser is required (A) During the early stage of growth to promote development of stem andleaves(B) For accelerating fruit formation in later stage of growth(C) To lessen the effect of excessive potash application(D) None of these

Description : Nitrogenous fertiliser is required (A) During the early stage of growth to promote development of stem andleaves (B) For accelerating fruit formation in later stage of growth (C) To lessen the effect of excessive potash application (D) None of these

Last Answer : (A) During the early stage of growth to promote development of stem andleaves

Largest capacity nitrogenous fertiliser plants (2700 tons of NH3 per day) (2 Nos.) in India are located at (A) Thal-Vaishet (under RCF in Maharashtra) and Hazira (under IFFCO in Gujarat)(B) Talcher (Orissa) and Ramagundam (A.P.) both under FCI(C) Korba (M.P.) and Talcher (Orissa) both under FCI(D) Haldia (W.B) and Namrup (Assam) both under HFC

Description : Largest capacity nitrogenous fertiliser plants (2700 tons of NH3 per day) (2 Nos.) in India are located at (A) Thal-Vaishet (under RCF in Maharashtra) and Hazira (under IFFCO in Gujarat) (B) Talcher (Orissa) ... ) and Talcher (Orissa) both under FCI (D) Haldia (W.B) and Namrup (Assam) both under HFC

Last Answer : (A) Thal-Vaishet (under RCF in Maharashtra) and Hazira (under IFFCO in Gujarat)

The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser. (A) Nitrogenous (B) Phosphatic (C) Potassic(D) None of these

Description : The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser. (A) Nitrogenous (B) Phosphatic (C) Potassic (D) None of these

Last Answer : (A) Nitrogenous

Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? (A) Urea (B) CAN (C) Ammonium sulphate (D) Calcium cyanamide

Description : Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils? (A) Urea (B) CAN (C) Ammonium sulphate (D) Calcium cyanamide

Last Answer : (D) Calcium cyanamide

Nitrogen content of a nitrogenous fertiliser is 35%. It could be (A) Urea (B) Ammonium nitrate (C) Calcium ammonium nitrate (CAN) (D) Ammonium sulphate

Description : Nitrogen content of a nitrogenous fertiliser is 35%. It could be (A) Urea (B) Ammonium nitrate (C) Calcium ammonium nitrate (CAN) (D) Ammonium sulphate

Last Answer : (B) Ammonium nitrate

Which of the following has maximum hydrogen/carbon ratio (by weight)? (A) Naphtha (B) Gasoline (C) Diesel (D) Fuel oil

Description : Which of the following has maximum hydrogen/carbon ratio (by weight)? (A) Naphtha (B) Gasoline (C) Diesel (D) Fuel oil

Last Answer : (B) Gasoline

pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant. (A) 4-5 (B) 7-8 (C) 9-10 (D) 12-13

Description : pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant. (A) 4-5 (B) 7-8 (C) 9-10 (D) 12-13

Last Answer : (B) 7-8

Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight. (A) 85 (B) 65 (C) 50 (D) 98

Description : Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight. (A) 85 (B) 65 (C) 50 (D) 98

Last Answer : (A) 85

. Reforming (A) Uses naphtha as feedstock (B) Does not much affect the molecular weight of the feed (C) Improves the quality & yield of gasoline (D) All (A), (B) and (C)

Description : . Reforming (A) Uses naphtha as feedstock (B) Does not much affect the molecular weight of the feed (C) Improves the quality & yield of gasoline (D) All (A), (B) and (C)

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

Fertiliser plant making ammonium sulphate employing gypsum￾ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located in India at (A) Rourkela (under SAIL) (B) Bokaro (under SAIL) (C) Sindri (under FCI) (D) Baroda (under G.S.F.C.)

Description : Fertiliser plant making ammonium sulphate employing gypsum￾ammonia reaction (usual practice is to use ammonia and sulphuric acid) is located in India at (A) Rourkela (under SAIL) (B) Bokaro (under SAIL) (C) Sindri (under FCI) (D) Baroda (under G.S.F.C.)

Last Answer : (C) Sindri (under FCI)

A noodles merchant buys two varieties of noodles the price of the first being twice that of the second. He sells the mixture at Rs 17.50 per kilogram thereby making a profit of 25% . If the ratio of the amounts of the first noodles and the second noodles in the mixture is 2:3, then the respective costs of each noodles are A) Rs 20, Rs 10 B) Rs 24, Rs 12 C) Rs 16, Rs 8 D) Rs 26, Rs 13 E) NONE

Description : A noodles merchant buys two varieties of noodles the price of the first being twice that of the second. He sells the mixture at Rs 17.50 per kilogram thereby making a profit of 25% . If the ratio of the amounts of the first noodles ... , Rs 10 B) Rs 24, Rs 12 C) Rs 16, Rs 8 D) Rs 26, Rs 13 E) NONE

Last Answer : Answer: A

In natural gas, the C/H ratio (by weight) varies in the range of(A) 3-4(B) 8-10(C) 15-17(D) 20-25

Description : In natural gas, the C/H ratio (by weight) varies in the range of (A) 3-4 (B) 8-10 (C) 15-17 (D) 20-25

Last Answer : (A) 3-4

Naphtha yield in straight run distillation of crude oil may be about__________ percent.(A) 2(B) 6(C) 12(D) 18

Description : Naphtha yield in straight run distillation of crude oil may be about__________ percent. (A) 2 (B) 6 (C) 12 (D) 18

Last Answer : (B) 6

The bond between sugar and nitrogenous base in case of DNA is known as (a) Gycosidic bond (b) Phosphodiester bond (c) H-bond (d) Peptide bond

Description : The bond between sugar and nitrogenous base in case of DNA is known as (a) Gycosidic bond (b) Phosphodiester bond (c) H-bond (d) Peptide bond

Last Answer : (a) Gycosidic bond

150. Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. (A) 5 (B) 20 (C) 50 (D) 65

Description : 150. Nitrogen content in ammonium sulphate (a fertiliser) is around __________ percent. (A) 5 (B) 20 (C) 50 (D) 65

Last Answer : (B) 20

Which of the following gasifiers can be attached to coal based fertiliser plants? (A) Lurgi (high pressure) gasifier (B) Kopper-Totzek gasifier (C) Gasifier working at 20 atm (D) Gasifier working at 40 atm

Description : Which of the following gasifiers can be attached to coal based fertiliser plants? (A) Lurgi (high pressure) gasifier (B) Kopper-Totzek gasifier (C) Gasifier working at 20 atm (D) Gasifier working at 40 atm

Last Answer : (B) Kopper-Totzek gasifier

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the (A) Fertiliser manufacture (B) Car battery solution (C) Synthesis of oleum (D) Water treatment

Description : Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the (A) Fertiliser manufacture (B) Car battery solution (C) Synthesis of oleum (D) Water treatment

Last Answer : (B) Car battery solution

Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water column in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm). (A) H (B) 12.6 H (C) 13.6 H (D) 14.6 H

Description : Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water column in case of mercury-water, differential manometer is ... mm). (A) H (B) 12.6 H (C) 13.6 H (D) 14.6 H

Last Answer : (B) 12.6 H

Which of the following is the most suitable feed for platforming process (reforming)? (A) Olefinic hydrocarbon (B) Naphtha (C) Fuel oil (D) Atmospheric residue

Description : Which of the following is the most suitable feed for platforming process (reforming)? (A) Olefinic hydrocarbon (B) Naphtha (C) Fuel oil (D) Atmospheric residue

Last Answer : (A) Olefinic hydrocarbon

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)

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

Which of the following has the highest viscosity of all (at a given temperature)? (A) Naphtha (B) Fuel oil (C) Light diesel oil (D) Petrol

Description : Which of the following has the highest viscosity of all (at a given temperature)? (A) Naphtha (B) Fuel oil (C) Light diesel oil (D) Petrol

Last Answer : (B) Fuel oil

Which of the following has the lowest viscosity (at a given temperature) of all? (A) Naphtha (B) Kerosene (C) Diesel (D) Lube oil

Description : Which of the following has the lowest viscosity (at a given temperature) of all? (A) Naphtha (B) Kerosene (C) Diesel (D) Lube oil

Last Answer : (A) Naphtha

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

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

Aniline point is a property of the (A) Diesel (B) LPG (C) Naphtha (D) Gasoline

Description : Aniline point is a property of the (A) Diesel (B) LPG (C) Naphtha (D) Gasoline

Last Answer : (C) Naphtha

Feed for reforming is generally (A) Naphtha or straight run gasoline (B) Reduced crude (C) Vacuum gas oil

Description : Feed for reforming is generally (A) Naphtha or straight run gasoline (B) Reduced crude (C) Vacuum gas oil

Last Answer : (A) Naphtha or straight run gasoline

Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic (A) Cracking (B) Polymerisation (C) Reforming (D) Isomerisation

Description : Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic (A) Cracking (B) Polymerisation (C) Reforming (D) Isomerisation

Last Answer : (C) Reforming

Solvent naphtha' used mostly as a solvent in paints and perfumery is produced by the __________ of virgin naphtha into small boiling range cuts. (A) Steam reforming (B) Distillation (C) Desulphurisation (D) None of these

Description : Solvent naphtha' used mostly as a solvent in paints and perfumery is produced by the __________ of virgin naphtha into small boiling range cuts. (A) Steam reforming (B) Distillation (C) Desulphurisation (D) None of these

Last Answer : (B) Distillation

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

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)

Which of the following petroleum products contain minimum sulphur? (A) Naphtha (B) Kerosene (C) LSHS (D) Furnace oil

Description : Which of the following petroleum products contain minimum sulphur? (A) Naphtha (B) Kerosene (C) LSHS (D) Furnace oil

Last Answer : (A) Naphtha

Which of the following fractions of petroleum contains maximum sulphur? (A) Diesel (B) Gasoline (C) Naphtha (D) Atmospheric residue

Description : Which of the following fractions of petroleum contains maximum sulphur? (A) Diesel (B) Gasoline (C) Naphtha (D) Atmospheric residue

Last Answer : (D) Atmospheric residue

The order of preference for feedstock to a catalytic reformer is (A) Catalytic naphtha - coking naphtha - virgin naphtha (B) Coking naphtha - virgin naphtha - catalytic naphtha (C) Virgin naphtha - catalytic naphtha - coking naphtha (D) Virgin naphtha - coking naphtha - catalytic naphtha

Description : The order of preference for feedstock to a catalytic reformer is (A) Catalytic naphtha - coking naphtha - virgin naphtha (B) Coking naphtha - virgin naphtha - catalytic naphtha (C) Virgin naphtha - catalytic naphtha - coking naphtha (D) Virgin naphtha - coking naphtha - catalytic naphtha

Last Answer : (B) Coking naphtha - virgin naphtha - catalytic naphtha