Which of the following States has the largest reserve of copper ore ?

Which of the following States has the largest reserve of copper ore ?
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Rajasthan
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Description : 1. Which cup/trophy is associated with football? 2. What is the main cause of extinction of species from tropics? 3. In which year did the Congress loose its monopoly of power in the ... bearing kimberlite been discovered in the recent past? 20. Who in ancient India assumed the title amitraghata?

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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.

An ore contains 12% copper. How many kilograms of the ore are required to get 69 kg of copper? -Maths

Description : An ore contains 12% copper. How many kilograms of the ore are required to get 69 kg of copper? -Maths

Last Answer : 579 kg is the answer

Write the name and symbol of copper [ Copper] main ore ?

Description : Write the name and symbol of copper [ Copper] main ore ?

Last Answer : The main ore of copper is called Copper Pyrites or Chalcopyritis and its symbol is CuFeS2 .

Which ore contains both iron and copper?

Description : Which ore contains both iron and copper?

Last Answer : Which ore contains both iron and copper? A. Cuprite B. Cualcocite C. Chalcopyrite D. Malachite and azurite are ores of copper

Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Description : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Last Answer : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and ... D. `Cu_(2)O +FeO`(large amount).

Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Description : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Last Answer : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then ... CaSiO_(3)` D. `Cu_(2)O.SiO_(2)`

Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Description : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Last Answer : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and ... (3)` D. To check the reduction of FeO

Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Description : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matt

Last Answer : Extraction of copper is done using copper pyrites. After roasting, the ore is mixed with silica and coke and then ... O` D. `CuCO_(3).Cu(OH)_(2)`

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.

Which ore contains both iron and copper?

Description : Which ore contains both iron and copper?

Last Answer : Which ore contains both iron and copper? A. Chalcopyrite B. Malachite C. Cuprite D. Azurite

Roasting of copper ore is carried out in which of the following furnace?

Description : Roasting of copper ore is carried out in which of the following furnace?

Last Answer : Roasting of copper ore is carried out in which of the following furnace? A. Reverberatory furnace B. ... furnace or blast furnace D. Neither 1 nor 2

When copper ore is mixed with silica in a reverberatory furnace, copper matte is produced. The copper matter contains__________

Description : When copper ore is mixed with silica in a reverberatory furnace, copper matte is produced. The copper matter contains__________

Last Answer : When copper ore is mixed with silica in a reverberatory furnace, copper matte is produced. The copper ... sulphides of copper (I) and iron (III)

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

(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

Description : (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

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 ore contains both iron and copper?

Description : Which ore contains both iron and copper?

Last Answer : The ore which contains both iron and copper is chalcopyrite. Its molecular formula is CuFeS2. Its molecular formula shows that it contains both iron as well as copper.

Bauxite is the ore of (a) Aluminium (b) Copper (c) Zinc (d) Mica

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Last Answer : Ans: (a)

Singhbhum where copper ore is mined is in (a) Uttar Pradesh (b) Jharkhand (c) Andhra Pradesh (d) Odisha

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What is Bailadila famous for? (a) Bauxite (b) Iron ore (c) Copper (d) Coal

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The Vindhyan system of rocks is important for the production of [CDS 2011] (a) precious stones and building materials (b) iron ore and manganese (c) bauxite and mica (d) copper and uranium

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Which of the following is the power resource mineral? A. Iron ore B. Limestone C. Coal 78 D. Copper

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In West Bengal, Raniganj is associated with : (1) Coalfields (2) Iron ore (3) Manganese ore (4) Copper

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Last Answer : (1) Coalfields Explanation: Raniganj Coalfield is primarily located in the Asansol and Durgapur subdivisions of Bardhaman district in the Indian state of West Bengal.

What is the principal ore of aluminium? (1) Dolomite (2) Copper (3) Lignite (4) Bauxite

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Last Answer : (4) Bauxite Explanation: Bacodte is an aluminium ore and is the main source of aluminium. This form of rock consists mostly of the minerals gibbsite, boehmite , and diaspore , in a mixture ... it was first recognised as containing aluminium and named by the French geologist Pierre Berthier in 1821.

Manganite is an ore/mineral of ______. (1) Beryllium (2) Chromium (3) Manganese (4) Copper

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Last Answer : (3) Manganese Explanation: Manganite is an ore mineral of manganese. As a manganese ore, it ranks after pyrolusite and romanechite.

Copper is dissolved from its ore by H2SO4 in a percolation tank made of (A) Wood (B) Stainless steel (C) Reinforced concrete lined with lead (D) High silicon iron (14% Si)

Description : Copper is dissolved from its ore by H2SO4 in a percolation tank made of (A) Wood (B) Stainless steel (C) Reinforced concrete lined with lead (D) High silicon iron (14% Si)

Last Answer : (C) Reinforced concrete lined with lead

At a site, low grade copper ores are available and zinc and iron seraps are also available. Which of the two seraps will be more suitable for reducing the leached copper ore and why ?

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Last Answer : Ans. : The E0 value for the redox couple Zn2+/ Zn(-0.76V) is more negative than that of Fe2+/ Fe(- 0.44) redox couple. Therefore, Zinc is more reactive than iron and hence reduction will ... Zinc seraps are used, But Zinc is a costier metal than iron so using iron scraps would be more economical.

Bauxite is an ore of-----? A. copper B. zinc C. aluminium (Answer) D. iron

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Chalcopyrite is the main ore of(A) Copper(B) Lead(C) Tin(D) Iron

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Last Answer : (A) Copper

__________ is used as a flux in the smelting of copper ore like chalcopyrite. (A) Coke breeze (B) Lime powder (C) Silica/quartz (D) Dolomite

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Which of the following is not an ore of copper? (A) Cryolite (B) Azurite (C) Chalcopyrite (D) Malachite

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Sphalerite is a primary ore of which of the following metals? w) zinc x) tin y) copper z) iron

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Which of the following metals can be obtained from its ore only by electrolysis of a molten salt ? w) cobalt x) chromium y) copper z) sodium

Description : Which of the following metals can be obtained from its ore only by electrolysis of a molten salt ? w) cobalt x) chromium y) copper z) sodium

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Name the sequential steps involved in extraction of copper from its copper pyrite ore.

Description : Name the sequential steps involved in extraction of copper from its copper pyrite ore.

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Which is the largest tiger reserve in India? -Do You Know?

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Description : Which is the largest tiger reserve in India?

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Description : Which is the largest tiger reserve in India? —

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State the SAARC country which-has the largest Iron Ore reserves. -SST 10th

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Which of the following statements are true with respect to iron ore? 2. Limestone and coal are important for smelting iron ore 3. More than 20% of the world iron ore deposits are in India 4. Odisha and Jharkhand top in the production of iron ore 5. Iran is the largest buyer of Indian iron ore (a) I, II and III (b) II and III (c) III and IV (d) II, III and IV

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Tummalapalli in Andhra Pradesh has recently come on the world map for its largest (1) Uranium deposits (2) Tungsten deposits (3) Coal deposits (4) Bauxite ore deposits

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India is one of the largest producers of manganese ore in the world along with – (1) China and Russia (2) Brazil and Russia (3) Australia and U.S.A. (4) South Africa and U.S.A.

Description : India is one of the largest producers of manganese ore in the world along with – (1) China and Russia (2) Brazil and Russia (3) Australia and U.S.A. (4) South Africa and U.S.A.

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(a) What grade of iron-ore is mostly mined in India ? Name two leading iron-ore producing states. -Geography

Description : (a) What grade of iron-ore is mostly mined in India ? Name two leading iron-ore producing states. -Geography

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