Sour crude means the __________ bearing crude. (A) Asphalt (B) Sulphur compounds (C) Wax (D) Nitrogen compounds

Sour crude means the __________ bearing crude.
(A) Asphalt
(B) Sulphur compounds
(C) Wax
(D) Nitrogen compounds
by

1 Answer

Answer :

(B) Sulphur compounds
by

Related questions

Both asphalt and wax are produced by __________ base crude oils. (A) Naphthenic (B) Asphalt (C) Paraffin (D) Mixed

Description : Both asphalt and wax are produced by __________ base crude oils. (A) Naphthenic (B) Asphalt (C) Paraffin (D) Mixed

Last Answer : (C) Paraffin

Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? (A) Modern theory (B) Carbide theory (C) Engler theory (D) All (A), (B) and (C

Description : Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil? (A) Modern theory (B) Carbide theory (C) Engler theory (D) All (A), (B) and (C

Last Answer : (B) Carbide theory

Sweetening of petroleum product means the removal of (A) Sulphur & its compounds (B) Water (C) Organic impurities (D) Wax

Description : Sweetening of petroleum product means the removal of (A) Sulphur & its compounds (B) Water (C) Organic impurities (D) Wax

Last Answer : (A) Sulphur & its compounds

In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones. (A) Sulphur increases (B) Sulphur decreases (C) Nitrogen decreases (D) None of these

Description : In the atmospheric pressure crude distillation, the content of __________ from lighter fraction to heavier ones. (A) Sulphur increases (B) Sulphur decreases (C) Nitrogen decreases (D) None of these

Last Answer : (A) Sulphur increases

Bottom product of atmospheric pressure crude oil distillation column is termed as (A) Reduced crude (B) Heavy ends (C) Asphalt (D) Residuum

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Paraffin base crude oil as compared to asphalt base crude gives (A) Higher yield of straight run gasoline (B) Higher octane number gasoline (C) Lower viscosity index lube oil (D) Poorer yield of lube oil

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_______ is one of the product formed during refining of petroleum which is black and sticky solid used for making roads. a) paraffin wax b)asphalt c)kerosene d) gasoline

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The best method of determining sulphur in crude oil is by the __________ method. (A) Kjeldahl (B) Dumas (C) Bomb calorimeter (D) Junkers calorimeter

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Last Answer : (C) Bomb calorimeter

Clay treatment is used to remove (A) Salt from the crude oil (B) Colour & dissolved gases from cracked gasoline (C) Wax from lube oil (D) None of these

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Which of the following constituents present in petroleum is responsible for ash formation? (A) Nitrogen compounds (B) Organometallic compounds (C) Sulphur compounds (D) Oxygen compounds

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Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil (A) Gives higher yield of petrol (B) Lower octane number of petrol (C) Higher sulphur content in the product (D) Higher gum forming material in petro

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Last Answer : (A) Gives higher yield of petrol

Two elements which can form a large number of compounds are (1) Carbon and Hydrogen (2) Carbon and Nitrogen (3) Carbon and Oxygen (4) Carbon and Sulphur

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Olefins are (A) Saturated hydrocarbons(B) Unsaturated cyclic compounds (hydrocarbons)(C) Present in substantially good quantity in crude petroleum(D) None of these

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Performance number of a liquid fuel is related to its (A) Wax content (B) Spontaneous ignition temperature (C) Knocking tendency (D) Sulphur content

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

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Short distance transportation of grain, gravel, sand, ash, asphalt etc. is done by using a __________ conveyor. (A) Flight (B) Slat or drag (C) Ribbon (D) Screw

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Crude oil is sometimes termed sweet because it is – (1) sweet in taste due to dissolved sugars (2) mildly sweet due to low sulphur content (3) less acidic (4) less alkaline

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Last Answer : mildly sweet due to low sulphur content

Naphthenic acid is a/an __________ compound. (A) Sulphur (B) Nitrogen (C) Oxygen (D) None of these

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Ethyl mercaptan is a/an __________ compound. (A) Sulphur (B) Nitrogen

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Ultimate analysis of coal determines its __________ content. (A) Carbon, hydrogen, nitrogen & sulphur (B) Carbon, ash, sulphur & nitrogen (C) Carbon, sulphur, volatile matter & ash (D) Carbon, volatile matter, ash & moisture

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Proximate analysis of coal determines its __________ content. (A) Moisture, ash, sulphur & volatile matter (B) Moisture, volatile matter, ash & fixed carbon (C) Moisture, sulphur, nitrogen & fixed carbon (D) None of these

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The yield of straight run LPG from crude oil is about __________ weight percent. (A) 20-25 (B) 1-1.5 (C) 10-15 (D) 0.1-0.2

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Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a 'salty crude'. (A) 1 (B) 5 (C) 15 (D) 25

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Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2 . (A) 1.5 (B) 3 (C) 6 (D) 12

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Last Answer : (B) 3

Crude oil produced by Indian oil fields are predominantly __________ in nature. (A) Paraffinic (B) Naphthenic (C) Asphaltic (D) Mixed base

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Crude petroleum oil is a __________ fuel. (A) Primary (B) Fossil (C) Both (A) & (B) (D) Secondary

Description : Crude petroleum oil is a __________ fuel. (A) Primary (B) Fossil (C) Both (A) & (B) (D) Secondary

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

Crude oil is pumped by a __________ pump. (A) Gear (B) Centrifugal

Description : Crude oil is pumped by a __________ pump. (A) Gear (B) Centrifugal

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A typical yield of kerosene in straight run distillation of crude oil may be about __________ percent. (A) 4 (B) 10 (C) 18 (D) 26

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Highest quality bitumen is produced from the __________ crude oil. (A) Paraffinic (B) Naphthenic (C) Intermediate (D) Mixed

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Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. (A) Electric immersion (B) Pipestill (C) Steam coil (D) None of these

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Last Answer : (B) Pipestill

Water content in the crude oil as it comes out of oil well may be upto __________ percent. (A) 2 (B) 5 (C) 10 (D) 25

Description : Water content in the crude oil as it comes out of oil well may be upto __________ percent. (A) 2 (B) 5 (C) 10 (D) 25

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__________ base crude oil is also called asphaltic crude. (A) Paraffinic (B) Naphthenic (C) Mixed (D) Aromatic

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A typical yield of diesel in straight run distillation of crude oil may be about __________ percent. (A) 8 (B) 18 (C) 28 (D) 35

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Crude topping column operates at __________ pressure. (A) Atmospheric (B) 10 atm

Description : Crude topping column operates at __________ pressure. (A) Atmospheric (B) 10 atm

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__________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. (A) Magnesium (B) Potassium (C) Calcium (D) Sodium

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Last Answer : (A) Magnesium

Electrical desalting of crude oil removes the __________ impurities. (A) Oleophilic (B) Oleophobic (C) Both (A) and (B) (D) Neither (A) nor (B

Description : Electrical desalting of crude oil removes the __________ impurities. (A) Oleophilic (B) Oleophobic (C) Both (A) and (B) (D) Neither (A) nor (B

Last Answer : (B) Oleophobic

During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. (A) Decreases (B) Increases (C) Remains unchanged (D) Decreases linearly

Description : During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water. (A) Decreases (B) Increases (C) Remains unchanged (D) Decreases linearly

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Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). (A) 0.03 (B) 3 (C) 35 (D) 70

Description : Salt content (measured as sodium chloride) in electrically desalted crude oil comes down to a level of about __________ ptb (pounds per thousand barrel). (A) 0.03 (B) 3 (C) 35 (D) 70

Last Answer : (B) 3

Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas. (A) Unsaturated hydrocarbon content (B) Calorific value (C) Quantity of propane (D) Quantity of butane

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Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). (A) 5-10 (B) 30-80 (C) 150-250 (D) 350-400

Description : Vacuum maintained in the vacuum distillation tower of the crude distillation plant is about __________ mm Hg (absolute). (A) 5-10 (B) 30-80 (C) 150-250 (D) 350-400

Last Answer : (B) 30-80

The vacuum maintained in vacuum distillation unit for reduced crude is about __________ mm Hg. (A) 1.2 (B) 12 (C) 120 (D) 700

Description : The vacuum maintained in vacuum distillation unit for reduced crude is about __________ mm Hg. (A) 1.2 (B) 12 (C) 120 (D) 700

Last Answer : (C) 120

Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. (A) 80-170 (B) 200-300 (C) 250-270

Description : Light oil whose major component is Benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. (A) 80-170 (B) 200-300 (C) 250-270

Last Answer : (A) 80-170

Most of Nitrogen is used in the decomposition of __________ and thus plant shows deficiency symptoms : a. Amino acids b. Cellulose c. Carbon compounds d. Organic matter

Description : Most of Nitrogen is used in the decomposition of __________ and thus plant shows deficiency symptoms : a. Amino acids b. Cellulose c. Carbon compounds d. Organic matter

Last Answer : Cellulose

The catalytic cracking of heavier petroleum fraction is done to produce mainly (A) Gasoline (B) Asphalt (C) Diesel oil (D) Tar

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Last Answer : (C) Diesel oil