extraction of copper from copper pyrites

The principal ore of copper is copper pyrite and copper is extracted from this ore The different steps in extraction of copper are Crushing and Concentration The ore obtained from mines are broken down into small piece by jaw crusher and then pulverized The ore being sulphide ore is concentrated by froth floatation process

Extraction of copper from copper pyrites involves the following steps – Crushing and concentration The ore is crushed and then concentrated by froth floatation process

Aug 21 2020 · Extracting copper from its ores The method used to extract copper from its ores depends on the nature of the ore Sulfide ores such as chalcopyrite CuFeS2 are converted to copper by a different method from silicate carbonate or sulfate ores Chalcopyrite also known as copper pyrites and similar sulfide ores are the commonest ores of copper

Extraction of copper from copper pyrites involves the following steps Crushing and concentration The ore is crushed and then concentrated by frothfloatation process Roasting The concentrated ore is heated strongly in the reverberatory furnace in excess of air Inquire Now Why is the extraction of copper from pyrites more

Oct 13 2019 · C s Cu 2 O s → 2Cu s CO g Hence the extraction of copper from its pyrite ore is difficult than from its oxide ore through reduction Previous Question Next Question Popular Questions of Class 12th chemistry

Dec 19 2019 · The sulphide ore of copper is heated in air until a part is converted to oxide and then further heating in the absence of air to let the oxide react with unchanged sulphide Selfreduction of CuS to Cu can be carried out in either Bessemer converter or

The Extraction of Copper Chemistry LibreTexts Extracting copper from its ores The method used to extract copper from its ores depends on the nature of the ore Sulfide ores such as chalcopyrite CuFeS2 are converted to copper by a different method from silicate carbonate or sulfate ores Chalcopyrite also known as copper pyrites

Why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction 2 See answers Answers Sidyandex Genius The Gibbs free energy of formation ΔfG of CS2 and H2S are more than Cu2S Therefore the C and H2 cannot produce the Cu from the Cu2S

Copper Mining The commonest ore used in the extraction of copper is Chalcopyrite CuFeS 2 also known as Copper Pyrites and other such sulphides The percentage of copper in the actual ore is too low for direct extraction of copper to be viable The concentration of ore is required and it is done by the Froth Flotation method Concentration of

Dec 27 2019 · In the extraction of copper from pyrites C u F e S 2 iron is removed as slag ferrous silicate F e S i O 3 slag Ferrous oxide reacts with sand silica to form ferrous silicate slag F e O S i

Dec 20 2019 · Click here?to get an answer to your question ️ The final step for the extraction of copper160pyrites in Bessemer converter involves the reaction

Getting copper from chalcopyrite CuFeS 2 Chalcopyrite also known as copper pyrites and similar sulphide ores are the commonest ores of copper The ores typically contain low percentages of copper and have to be concentrated by for example froth flotation before refining

May 15 2020 · Prolonged exposure of copper pyrites to air and rain leads to the formation of dilute solution of copper sulphate Copper can be precipitated from this solution by the addition of scrap iron It is then refined electrolytically Occurrence and Extraction of Zinc Zinc does not occur in native form because it is a reactive metal

In the extraction of copper from its sulphide ore when ore is subjected to roasting some of it is oxidised to Cu 2 O which reacts with the remaining Cu 2 S sulphide ore to give copper metal Cu 2 S 2Cu 2 O → 6Cu SO 2 ↑ In this process Cu 2 S behaves as reducing agent copper extraction from ore Copper ores and their extraction 3 NFA

The Extraction of Copper Chemistry LibreTexts Extracting copper from its ores The method used to extract copper from its ores depends on the nature of the ore Sulfide ores such as chalcopyrite CuFeS2 are converted to copper by a different method from silicate carbonate or sulfate ores Chalcopyrite also known as copper pyrites

Extraction of Iron – Study material for IIT JEE askIITians Iron pyrites FeS 2 Copper pyrites CuFeS 2 Concentration of the ore Dressing of the ores The iron ores are first broken into small pieces 35 cm in size Roasting or Calcination During roasting S As P are oxidized to the respective oxides

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 matte obtained from the blast furnace is charged into a silicalined converter Some silica is also added and a hot air blast is blown into the mixture to obtain blister copper which is purified by electrorefining br The chemical formula of

The electrolyte is copper sulphate CuSO4 mixed with a little amount of H2SO4 to increase the electrical conductivity Optimum potential difference is 13 volt for this electrolytic process During electrolysis pure copper is deposited on the cathode plates and impurities which are soluble and fall to the bottom of the cell as anode mud or

Ppt Of Extraction Of Copper From Copper Pyrites As a leading global manufacturer of crushing equipment milling equipmentdressing equipmentdrying equipment and briquette equipment etc we offer advanced rational solutions for any sizereduction requirements including quarry aggregate grinding production and complete plant plan

The extraction process involves the following steps i Condensation of ore Only 2≈3 Copper Cu is present in copper pyrites CuFeS 2 After concentrating it by oilfroth floatation process the amount of Cu will be 20≈30 copper pyrites and similar sulphide ores are the commonest ores of copper