What method is used to thicken oxide ore ?

What method is used to thicken oxide ore ?
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1 Answer

Answer :

Hydrolytic method is used to thicken oxide ore.
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The common method for the extraction of metals from the oxide ore is :

Description : The common method for the extraction of metals from the oxide ore is :

Last Answer : The common method for the extraction of metals from the oxide ore is : A. Reduction with carbon B. ... . reduction with `H_(2)` D. electrolytic method

Burning pyrites ore gives out – (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Description : Burning pyrites ore gives out – (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Last Answer : (2) Sulphur dioxide gas Explanation: The mineral pyrite, or iron pyrite, is an iron sulfide with the formula FeS9. Pyrite remains in commercial use for the production of sulfur dioxide, for use in such applications as the paper industry, and in the manufacture of sulfuric acid.

Which of the following materials are used in the manufacture of pig iron from iron ore? w) Limestone and carbon x) Calcium oxide and oxygen y) Chromium and nickel z) Oxygen and sulfur dioxide

Description : Which of the following materials are used in the manufacture of pig iron from iron ore? w) Limestone and carbon x) Calcium oxide and oxygen y) Chromium and nickel z) Oxygen and sulfur dioxide

Last Answer : ANSWER: W -- LIMESTONE AND CARBON

Burning pyrites ore gives out (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Description : Burning pyrites ore gives out (1) Carbon dioxide gas (2) Sulphur dioxide gas (3) Nitrogen dioxide gas (4) Nitric oxide gas

Last Answer : Sulphur dioxide gas 

(attn: kitchen scientists! ) Why does tahini thicken when a liquid is added?

Description : (attn: kitchen scientists! ) Why does tahini thicken when a liquid is added?

Last Answer : My guess would be is tahini is dried and crushed sesame seeds mixed in oil and when you add water the seeds will rehydrate and swell up. The seed powder will not absorb the oil but it will absorb the water when you mix it in.

What causes toenails get stuck to the flesh, to grow upward (thicken)? See detail?

Description : What causes toenails get stuck to the flesh, to grow upward (thicken)? See detail?

Last Answer : answer:I don't know about the other two, but fungus can cause a nail to thicken. I'm not sure what you mean by upward in this case, but fungus will also raise the nail higher on the toe ... also cause toenails to turn in weird directions if they're worn too long and the nails aren't cut regularly.

Lambs Ear...can I cut out the top to get it to thicken?

Description : Lambs Ear...can I cut out the top to get it to thicken?

Last Answer : Pinch out the top of the new growth.

What is the way to thicken thin hair ?

Description : What is the way to thicken thin hair ?

Last Answer : Hair loss is a problem for almost everyone nowadays. Once the hair falls out, it is almost impossible to grow new hair! But yes , there are ways to make this impossible possible. Do a simple task 3 ... If the head gets burnt due to giving garlic , then wash the head immediately. And never use again.

How to get rid of redness on face and thicken skin ?

Description : How to get rid of redness on face and thicken skin ?

Last Answer : : Buy aspirin tablets that are available in the market without the usual non-gel coats. Break half the tablet into powder. Make a paste with very little (2/1 drop) of water and apply it on ... like that can be said about thickening the skin. Seek the advice of any dermatologist near you. Thanks.

What is the way to thicken hair ?

Description : What is the way to thicken hair ?

Last Answer : Oil is the most beneficial for hair care. By oil we usually mean coconut oil. However, if you use a mixture of some oils to thicken the hair, you will get effective results. 1. Almond oil and castor oil ... , then apply oil on the hair 1 hour before bath and then shampoo it. Do it twice a week.

What is the best way to thicken hair ?

Description : What is the best way to thicken hair ?

Last Answer : With only 2/3 days out of the week, you can get thick , black and shiny hair by using hair mask in two ways to thicken hair. Mustard oil and henna leaves: Mustard oil is not commonly used in hair. ... then with shampoo. Try to use it at least once a week. You will get good results. Source: Dear Life

Want to know the natural way to thicken hair ?

Description : Want to know the natural way to thicken hair ?

Last Answer : Everyone longs for thick and beautiful hair. Many times the hair is thick but for various reasons it does not look thick. Sometimes the hair density gradually decreases due to hair loss. However, there ... also add some treatment cream with it. As you thicken your hair, it will prevent split ends.

What to do to thicken body and arms and increase strength ?

Description : What to do to thicken body and arms and increase strength ?

Last Answer : You need to exercise and eat according to your routine. You have to work hard as well

How to thicken pea porridge?

Description : It is terribly rare

Last Answer : Stewed onion, to "light brown". : o Why did you put so much water in there ???

How to thicken goulash?

Description : How do you thicken goulash? I heard he's going to thicken with bread, isn't it? Is it any different?

Last Answer : I don't thicken with anything. I give the ratio of meat and onion one to one. I prepare onions longer and slowly. When stewing with meat, it decomposes completely and the goulash has the right density.

Which phase do the chromosomes begin to twist and thicken the nucleus breaks apart and the chromosomes start to move toward the center of the cell?

Description : Which phase do the chromosomes begin to twist and thicken the nucleus breaks apart and the chromosomes start to move toward the center of the cell?

Last Answer : prophase

How to Thicken a Soup ?

Description : How to Thicken a Soup ?

Last Answer : How to Thicken a Soup On chilly days, nothing can warm your stomach better than a nice warm bowl of soup, but what if you find out that the soup you made isn't thick at all? A bland and thin ... try these easy tips and you'll find yourself with a bowl of hot and thick soup that'll taste delicious.

A sulphide ore is first converted into its oxide before reduction. This is done because :

Description : A sulphide ore is first converted into its oxide before reduction. This is done because :

Last Answer : A sulphide ore is first converted into its oxide before reduction. This is done because : A ... oxide is generally less stable than the metal sulphide

(A) Auto reduction of ore is used for the extraction of copper (R ) The sulphide ore of copper reacts with its oxide to the give the metal

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Last Answer : (A) Auto reduction of ore is used for the extraction of copper (R ) The sulphide ore of copper reacts ... . If (A) is incorrect but (R ) is correct

Which of the following oxides is not present in hematite iron ore? (A) Titanium oxide (B) Calcium oxide (C) Cobalt oxide (D) Manganese oxide

Description : Which of the following oxides is not present in hematite iron ore? (A) Titanium oxide (B) Calcium oxide (C) Cobalt oxide (D) Manganese oxide

Last Answer : (C) Cobalt oxide

An example of elution is (A) Separation of uranium oxide from its ore by H2SO4 in a Pachuca tank (B) Separation of sugar from sugar beet by hot water (C) Dissolution of tannin out of tree barks by water (D) Recovery of vegetable oils from seeds

Description : An example of elution is (A) Separation of uranium oxide from its ore by H2SO4 in a Pachuca tank (B) Separation of sugar from sugar beet by hot water (C) Dissolution of tannin out of tree barks by water (D) Recovery of vegetable oils from seeds

Last Answer : (A) Separation of uranium oxide from its ore by H2SO4 in a Pachuca tank

Electrometallurgical methods of metal extraction is normally used for those metals (A) Whose oxide/ore is not reduced by carbon (B) Which fall in the category of alkali & alkaline earth metals (C) Which stands higher in the electrochemical series of the metal (D) All (A), (B) & (C)

Description : Electrometallurgical methods of metal extraction is normally used for those metals (A) Whose oxide/ore is not reduced by carbon (B) Which fall in the category of alkali & alkaline earth metals (C) Which stands higher in the electrochemical series of the metal (D) All (A), (B) & (C)

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

Which of the following if present in iron ore, enhances its value? (A) Alumina (B) Alkali oxide (C) Lime & Magnesia (D) None of these

Description : Which of the following if present in iron ore, enhances its value? (A) Alumina (B) Alkali oxide (C) Lime & Magnesia (D) None of these

Last Answer : C) Lime & Magnesia

The product (s) of roasting of a sulphide ore is (are) (A) Oxide only (B) Sulphate only (C) Oxide and sulphate (D) Dependent on temperature and partial pressure of oxygen & sulphur dioxide

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Last Answer : (A) Oxide only

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

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Pick up the correct statement from the following: (A) Blisters in the finished wrought iron, are caused due to the reaction between oxide of iron and carbon (B) The edges of a finished wrought iron are rough due to red shortage (C) Pig iron (charcoal) is manufactured from magnetic ore (Fe3O4) (D) All the above

Description : Pick up the correct statement from the following: (A) Blisters in the finished wrought iron, are caused due to the reaction between oxide of iron and carbon (B) The edges of a finished wrought iron ... shortage (C) Pig iron (charcoal) is manufactured from magnetic ore (Fe3O4) (D) All the above

Last Answer : Answer: Option D

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.

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Which of the following are method of concentration of ore is metals?

Description : Which of the following are method of concentration of ore is metals?

Last Answer : Which of the following are method of concentration of ore is metals? A. girvity ... floation process C. electromagnetic separation D. smelting

The most suitable method for extraction of copper from low grade sulphide ore is

Description : The most suitable method for extraction of copper from low grade sulphide ore is

Last Answer : The most suitable method for extraction of copper from low grade sulphide ore is A. Smelting ... process C. Leaching process D. Electrolytic process

Method used for the concentration of tin stone ore is

Description : Method used for the concentration of tin stone ore is

Last Answer : Method used for the concentration of tin stone ore is A. Hand picking B. Froth Floatation C. Magnetic Separation D. Leaching

Hand picking method is used for the concentration of the following ore

Description : Hand picking method is used for the concentration of the following ore

Last Answer : Hand picking method is used for the concentration of the following ore A. Cassiterite B. Haematite C. Calamine D. Galena

The method of concentrating the ore which makes use of the difference in density between ore and impurities is called?

Description : The method of concentrating the ore which makes use of the difference in density between ore and impurities is called?

Last Answer : levigation

Extraction of uranium from its ore is done by __________ method. (A) Chemical (B) Pyrometallurgical (C) Physical beneficiation (D) Electrometallurgical

Description : Extraction of uranium from its ore is done by __________ method. (A) Chemical (B) Pyrometallurgical (C) Physical beneficiation (D) Electrometallurgical

Last Answer : (A) Chemical

Method of separating metals which have low melting point I from an ore is?

Description : Method of separating metals which have low melting point I from an ore is?

Last Answer : Liquation

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

Which of the following is an undesirable property of slag produced during the Pyrometallurgical method of metal extraction from its ore? (A) High fusibility & fluidity (B) High thermal conductivity (C) Low density (D) High chemical activity

Description : Which of the following is an undesirable property of slag produced during the Pyrometallurgical method of metal extraction from its ore? (A) High fusibility & fluidity (B) High thermal conductivity (C) Low density (D) High chemical activity

Last Answer : B) High thermal conductivity

Describe the method used for concentration of sulphide ore.

Description : Describe the method used for concentration of sulphide ore. 

Last Answer : Process : In this process, the powdered sulphide ore is mixed with water & pine oil. The whole mixture is then stirred vigorously by passing compressed air. The oil forms a froth with air ... ; sink to the bottom of the tank. The floating froth is then skimmed off into settling basins.

To obtain chromium from chromic oxide `(Cr_(3)O_(3))` the method used is

Description : To obtain chromium from chromic oxide `(Cr_(3)O_(3))` the method used is

Last Answer : To obtain chromium from chromic oxide `(Cr_(3)O_(3))` the method used is A. ... monoxide reduction C. Alumino thermic D. Electrolytic reduction

A metal contains, metal oxide as impurity. The method used to refine this metal is

Description : A metal contains, metal oxide as impurity. The method used to refine this metal is

Last Answer : A metal contains, metal oxide as impurity. The method used to refine this metal is A. Poling B. Liqation C. Cupellation D. Distallation

MOS stands for 1) Metal Oxide Semiconductor 2) Most Often Store 3) Method Organised Stack 4) None of these

Description : MOS stands for 1) Metal Oxide Semiconductor 2) Most Often Store 3) Method Organised Stack 4) None of these

Last Answer : 2) Most Often Store

10.(a) An ore on treatment with dilute hydrochloric acid produces brisk effervesces. What type of ore is this? What steps will be required to obtain metal from the enriched ore. , (b) Copper coin is kept immersed in silver nitrate solution for some time. What change will take place in coin and colour of the solution ? Write balanced chemical equation of the reaction involved. -Chemistry

Description : 10.(a) An ore on treatment with dilute hydrochloric acid produces brisk effervesces. What type of ore is this? What steps will be required to obtain metal from the enriched ore. , (b) ... in coin and colour of the solution ? Write balanced chemical equation of the reaction involved. -Chemistry

Last Answer : (a) Carbonate ore: (i) Calcination: Carbonate ore is heated in limited supply of air and oxide is obtained, e.g. (b) Copper, being more reactive than silver will displace silver from silver nitrate ... and there will be deposition of silver on copper coin. The colour of solution will turn to blue.

Whose ore is bauxite ?

Description : Whose ore is bauxite ?

Last Answer : Bauxite aluminum ore.

In what way is sulfide ore thickened ?

Description : In what way is sulfide ore thickened ?

Last Answer : Sulfide ore is thickened by floating oil foam.

What is ore concentration ?

Description : What is ore concentration ?

Last Answer : : The process of removing and purifying mineral water from ore is called concentration of ore.

By what means is ore turned into powder ?

Description : By what means is ore turned into powder ?

Last Answer : Ball crusher is used to make powder.

By what means is ore crushed ?

Description : By what means is ore crushed ?

Last Answer : Ore is crushed with the help of Joe Crusher.

What is ore ? What is ore ?

Description : What is ore ? What is ore ?

Last Answer : : Ore is one of the minerals from which metals or non-metals can be collected or extracted profitably.

Ore Who Say ?

Last Answer : that All Minerals From Profitably Metal Extraction To do Yes , to them Ore Says. For example : Bauxite ( Al2O3.2H2O ) ore From Profitably Aluminum Extraction To do Goes.

Which of the following is an iron ore? (1) Bauxite (2) Magnetite (3) Lignite (4) Nitrite

Description : Which of the following is an iron ore? (1) Bauxite (2) Magnetite (3) Lignite (4) Nitrite

Last Answer : (2) Magnetite Explanation: Magnetite is a 'mineral, one of the two common naturally occurring oxides of Iron. It is the most magnetic of all the naturally occurring minerals on Earth.

'Monazite' is an ore of - (1) Sodium (2) Titaniurm (3) Thorium (4) Zirconium

Description : 'Monazite' is an ore of - (1) Sodium (2) Titaniurm (3) Thorium (4) Zirconium

Last Answer : (3) Thorium Explanation: Monazite is an important ore for thorium, lanthanum, and cerium. It is often found in placer deposits. India, Madagascar, and South Africa have large deposits of monazite sands.