Which oil is used in the floatation method for the purification of ores? -General Knowledge

Which oil is used in the floatation method for the purification of ores? -General Knowledge
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The answer is 'Pine oil'
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Which oil is used in the floatation method for the purification of ores?

Description : Which oil is used in the floatation method for the purification of ores?

Last Answer : Hole

Assertion : Sulphide ores are concentrated by Froth Floatation method. Reason : Cresols stabilise the froth in Froth Floatation method

Description : Assertion : Sulphide ores are concentrated by Froth Floatation method. Reason : Cresols stabilise the froth in Froth Floatation method

Last Answer : Assertion : Sulphide ores are concentrated by Froth Floatation method. Reason : Cresols stabilise the froth in Froth Floatation method

In the froth floatation process for the purification of minerals the particles float because

Description : In the froth floatation process for the purification of minerals the particles float because

Last Answer : In the froth floatation process for the purification of minerals the particles float because A. they ... by oil D. They bear an electrostatic charge.

Which of the following ores are concentrated by froth floatation?

Description : Which of the following ores are concentrated by froth floatation?

Last Answer : Which of the following ores are concentrated by froth floatation? A. haematite B. Galena C. Copper pyrites D. Magnetite

Froth floatation is the most suitable for treating (A) Iron ores (B) Sulphide ores (C) Quartzite (D) None of these

Description : Froth floatation is the most suitable for treating (A) Iron ores (B) Sulphide ores (C) Quartzite (D) None of these

Last Answer : (B) Sulphide ores

There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. (A) Classification (B) Tabling (C) Jigging (D) Froth floatation

Description : There is practically no alternative/competitor to __________ in the beneficiation treatment of sulphide ores. (A) Classification (B) Tabling (C) Jigging (D) Froth floatation

Last Answer : (D) Froth floatation

Concentration of sulphide ores is done usually by (A) Roasting (B) Smelting (C) Froth floatation (D) Electromagnetic separation

Description : Concentration of sulphide ores is done usually by (A) Roasting (B) Smelting (C) Froth floatation (D) Electromagnetic separation

Last Answer : (C) Froth floatation

Purification of petroleum is carried out by which method? -General Knowledge

Description : Purification of petroleum is carried out by which method? -General Knowledge

Last Answer : The answer is 'Fractional distillation'

Purification of petroleum is carried out by which method? -General Knowledge

Description : Purification of petroleum is carried out by which method? -General Knowledge

Last Answer : answer:

Purification of petroleum is carried out by which method? -General Knowledge

Description : Purification of petroleum is carried out by which method? -General Knowledge

Last Answer : answer:

The olive oil used in froth floatation process is called

Description : The olive oil used in froth floatation process is called

Last Answer : The olive oil used in froth floatation process is called A. Frothing agent B. Lubricating agent C. Conditioning agent D. Both 1 and 2

The oil used in the froth floatation process is?

Description : The oil used in the froth floatation process is?

Last Answer : pine oil

Pine oil and Cresylic acid are used as __________ in the froth floatation process. (A) Frother (B) Collector (C) Depressor (D) Conditioner

Description : Pine oil and Cresylic acid are used as __________ in the froth floatation process. (A) Frother (B) Collector (C) Depressor (D) Conditioner

Last Answer : (A) Frother

Pine oil used in froth floatation technique acts as a/an (A) Collector (B) Modifier (C) Frother

Description : Pine oil used in froth floatation technique acts as a/an (A) Collector (B) Modifier (C) Frother

Last Answer : (C) Frother

Pick out the correct statement.(A) Angle of repose is always greater than the angle of slide (B) A hopper is a small bin with a sloping bottom (C) A silo is a short height vessel of very large diameter used for the storage of high volatile matter coal (D) Pine oil is used as a 'modifying agent' (for activating or depressing the adsorption of filming agents) in froth floatation process

Description : Pick out the correct statement. (A) Angle of repose is always greater than the angle of slide (B) A hopper is a small bin with a sloping bottom (C) A silo is a short height ... used as a 'modifying agent' (for activating or depressing the adsorption of filming agents) in froth floatation process

Last Answer : (B) A hopper is a small bin with a sloping bottom

Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following is not used as a frother? (A) Cresylic acid (B) Xanthaies (C) Pine oil (D) All 'a' 'b' & 'c'

Description : Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles (i.e., froth), which will hold the ore particles, but it does not affect the floatability of minerals. Which of the following ... A) Cresylic acid (B) Xanthaies (C) Pine oil (D) All 'a' 'b' & 'c'

Last Answer : (B) Xanthaies

Statement-I : `CuFeS_(2)` is concentrated by froath floatation method Statement-II : `CuFeS_(2)` is main ore of copper.

Description : Statement-I : `CuFeS_(2)` is concentrated by froath floatation method Statement-II : `CuFeS_(2)` is main ore of copper.

Last Answer : Statement-I : `CuFeS_(2)` is concentrated by froath floatation method Statement-II : `CuFeS_(2)` is main ore of copper.

For benefication of iron ore, the most commonly used method is (A) Flocculation (B) Froth floatation (C) Jigging & tabling (D) None of these

Description : For benefication of iron ore, the most commonly used method is (A) Flocculation (B) Froth floatation (C) Jigging & tabling (D) None of these

Last Answer : (C) Jigging & tabling

What is the purpose of TOPP (turbine oil purification plant)?

Description : What is the purpose of TOPP (turbine oil purification plant)? 

Last Answer : The purpose of TOPP is to remove the water ingress in turbine oil system from the gland leaks, cooler leakage, and solid metal particles, which are produced due to rust, wear of bearings and to normalize the ... capacity of TOPP is, for solids - 5 microns and for water - 300 to 500 parts per milli.

How turbine oil purification is achieved?

Description : How turbine oil purification is achieved?

Last Answer : Oil purification is achieved by centrifugal operation.  

Rancidity of the fatty oil can be reduced by its (A) Decoloration (B) Hydrogenation (C) Oxidation (D) Purification

Description : Rancidity of the fatty oil can be reduced by its (A) Decoloration (B) Hydrogenation (C) Oxidation (D) Purification

Last Answer : (B) Hydrogenation

The commodity which accounts for the maximum volume of goods transported by the railways in India is (a) iron and steel (b) coal (c) mineral oil (d) metallic ores (other than iron ore)

Description : The commodity which accounts for the maximum volume of goods transported by the railways in India is (a) iron and steel (b) coal (c) mineral oil (d) metallic ores (other than iron ore)

Last Answer : Ans: (b)

Which method of purification is represented by the following equations `Ti +2I_(2) overset(523K)rarr TiI_(4) overset(1700K)rarr Ti +2I_(2)`

Description : Which method of purification is represented by the following equations `Ti +2I_(2) overset(523K)rarr TiI_(4) overset(1700K)rarr Ti +2I_(2)`

Last Answer : Which method of purification is represented by the following equations `Ti +2I_(2) overset(523K)rarr TiI_( ... B. Poling C. Can arkel D. zone refining

Van Arkel method of purification of metals involves converting the metal to

Description : Van Arkel method of purification of metals involves converting the metal to

Last Answer : Van Arkel method of purification of metals involves converting the metal to A. Volatile ... stable compound D. non-volatile unstable compound

(xiv) Following equation represents a method of purification of nickel by `underset ("Impure")(Ni) + 4CO overset (320 K)rarr Ni(CO)_(4) overset(420 K)

Description : (xiv) Following equation represents a method of purification of nickel by `underset ("Impure")(Ni) + 4CO overset (320 K)rarr Ni(CO)_(4) overset(420 K)

Last Answer : (xiv) Following equation represents a method of purification of nickel by `underset ("Impure")(Ni) + ... Arkel B. Zone refining C. Mond D. Cupellation

Van Arkel method of purification of metals involves converting the metal to

Description : Van Arkel method of purification of metals involves converting the metal to

Last Answer : Van Arkel method of purification of metals involves converting the metal to A. Volatile stable ... . Volatile unstable compound D. None of these

In which of the following method of purification metal is converted to its volatile compound which is decomposed to give pure metal?

Description : In which of the following method of purification metal is converted to its volatile compound which is decomposed to give pure metal?

Last Answer : In which of the following method of purification metal is converted to its volatile compound ... Heating with iodine C. Liquidation D. Distillation

Dialysis is a method of purification of sols. But prolonged dialysis of the sol makes it unstable. Why ?

Description : Dialysis is a method of purification of sols. But prolonged dialysis of the sol makes it unstable. Why ?

Last Answer : Ans. Traces of electrolytes in the sol, impart charge to dispersed phase particles making it stable. Prolonged dialysis removes all electrolytes thus making the sol unstable.

Which one of the following ores is best concentrated by froth flotation method:

Description : Which one of the following ores is best concentrated by froth flotation method:

Last Answer : Which one of the following ores is best concentrated by froth flotation method: A. magnetite B. cassiterite C. galena D. malachite.

Which one of the following ores is best concentrated by froth flotation method:

Description : Which one of the following ores is best concentrated by froth flotation method:

Last Answer : Which one of the following ores is best concentrated by froth flotation method: A. KCN B. NaCN C. Sodium ethyl Xanthalate D. Copper sulphate

The method used for the enrichment of sulphide ores of copper is

Description : The method used for the enrichment of sulphide ores of copper is

Last Answer : The method used for the enrichment of sulphide ores of copper is A. Mangetic Separation B. Froth floatation process C. Electro refining D. Smelting

Pick out the wrong statement: (A) Magnetic separation method can be employed to treat both dry & wet ores (B) Reduction ratio in crushing operation is defined as the ratio of minimum feed size to the maximum product size (C) Gyratory crusher is used for coarse crushing (D) Screens are of stationary, moving and vibratory types

Description : Pick out the wrong statement: (A) Magnetic separation method can be employed to treat both dry & wet ores (B) Reduction ratio in crushing operation is defined as the ratio of minimum feed ... ) Gyratory crusher is used for coarse crushing (D) Screens are of stationary, moving and vibratory types

Last Answer : (B) Reduction ratio in crushing operation is defined as the ratio of minimum feed size to the maximum product size

Best Mind Map or Flow Chart of Floatation class 9th Biology -Biology 9th

Description : Best Mind Map or Flow Chart of Floatation class 9th Biology -Biology 9th

Last Answer : NEED ANSWER

Statement -I In forth floatation process sodium ethyl xanthale is used as collector. Statemant -2Sulphide oress are waer soluble .

Description : Statement -I In forth floatation process sodium ethyl xanthale is used as collector. Statemant -2Sulphide oress are waer soluble .

Last Answer : Statement -I In forth floatation process sodium ethyl xanthale is used as collector. Statemant -2Sulphide oress are waer soluble .

When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as a depressant, because :

Description : When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as a depressant, because :

Last Answer : When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth ... ]` D. They cannot be separated by adding NaCN

When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as a depressant, because :

Description : When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as a depressant, because :

Last Answer : When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth ... ]` D. They cannot be separated by adding NaCN

Froth floatation process for the concentration of sulphide ore is an illustration of the practical application of

Description : Froth floatation process for the concentration of sulphide ore is an illustration of the practical application of

Last Answer : Froth floatation process for the concentration of sulphide ore is an illustration of the practical ... B. absorption C. sedimentation D. cogulation

When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as a depressant, because :

Description : When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as a depressant, because :

Last Answer : When ZnS and PbS minearls are present together, then NaCN is added to separate them in the froth floatation process as ... _(4)]` D. both (1) and (2)

The substance used as froth stablisers in froth floatation process is :

Description : The substance used as froth stablisers in froth floatation process is :

Last Answer : The substance used as froth stablisers in froth floatation process is : A. Fatty acids B. Aniline C. pine oil D. Xanthates

Froth floatation :

Description : Froth floatation :

Last Answer : Froth floatation : A. Froth carries the mineral particles B. Froth carries gangue particles C. Froth ... by oils while gangue become wet by water.

In the Froth Floatation process, zinc sulphide and lead sulphide can be separated by__________

Description : In the Froth Floatation process, zinc sulphide and lead sulphide can be separated by__________

Last Answer : In the Froth Floatation process, zinc sulphide and lead sulphide can be separated by__________ A. ... C. using depressent D. using froth stablisers

Which of the following statements is correct about the role of substances addedd in the froth floatation process?

Description : Which of the following statements is correct about the role of substances addedd in the froth floatation process?

Last Answer : Which of the following statements is correct about the role of substances addedd in the froth ... D. Froth stablisers decrease wettability of gangue.

Froth floatation process used for the concentration of sulphide ore. Which of the following statements are correct (a) It is based on the difference i

Description : Froth floatation process used for the concentration of sulphide ore. Which of the following statements are correct (a) It is based on the difference i

Last Answer : Froth floatation process used for the concentration of sulphide ore. Which of the following statements are correct (a) ... . (a), (b) ( c) are correct

Froth floatation process for the concentration of sulphide ore is an illustration of the practical application of

Description : Froth floatation process for the concentration of sulphide ore is an illustration of the practical application of

Last Answer : Froth floatation process for the concentration of sulphide ore is an illustration of the practical ... B. absorption C. sedimentation D. coagulateion

The froth floatation process is used for the concentration of

Description : The froth floatation process is used for the concentration of

Last Answer : The froth floatation process is used for the concentration of A. ore having low density ore ... high density D. ore having water soluble gangue

Which of the following is used as conditioner in froth floatation process

Description : Which of the following is used as conditioner in froth floatation process

Last Answer : Which of the following is used as conditioner in froth floatation process A. Pine oil B. Sodium ethyl xanthate C. Sodium carbonate D. Olive oil

The ore that is concentrated by froth floatation process is

Description : The ore that is concentrated by froth floatation process is

Last Answer : The ore that is concentrated by froth floatation process is A. Chalcopyrites B. Cryolite C. Cuprite D. Calamine

Detergents clean surfaces on the principle of – (1) viscosity (2) surface tension (3) elasticity (4) floatation

Description : Detergents clean surfaces on the principle of – (1) viscosity (2) surface tension (3) elasticity (4) floatation

Last Answer : (2) surface tension Explanation: Detergents and soaps are used for cleaning because pure water can't remove oily, organic soiling. Soap cleans by acting as an emulsifier. Basically, soap ... and World War II. Detergents are primarily surfactants, which could be produced easily from petrochemicals.

The metallurgical process in which a metal is obtained in a fused state is called - (1) roasting (2) calcinations (3) smelting (4) froth floatation

Description : The metallurgical process in which a metal is obtained in a fused state is called - (1) roasting (2) calcinations (3) smelting (4) froth floatation

Last Answer : (3) smelting Explanation: The metallurgical process in which a metal is obtained in a fused state is called smelting.

Hydraulic machines work under the principle of – (1) Newton’s law (2) Joule law (3) Pascal’s law (4) Floatation law

Description : Hydraulic machines work under the principle of – (1) Newton’s law (2) Joule law (3) Pascal’s law (4) Floatation law

Last Answer : (3) Pascal’s law Explanation: Hydraulic machines work under the principal of Pascal’s law which states that the pressure in a static hydraulic fluid in a closed system is same everywhere.