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  • Extraction of copper from cuprous oxide copper I oxide Copper is extracted mainly from copper pyrites CuFeS 2 The extraction involve the following steps given in flow sheet...

  • Slag obtained during the extraction of copper from copper pyrites is mainly composed of A Cu2S B FeSiO3 C CuSiO3 D SiO2 Check Answer and Solu...

  • The method used to extract copper from its ores depends on the nature of the ore Sulphide ores such as chalcopyrite are converted to copper by a dissimilar method from silicate carbonate or sulphate or The principal ore of copper is copper pyrite and copper is extracted from this ore...

  • copper extraction from ore Extraction and refining the extraction of copper from ore is normally carried out in three major steps the first step mineral processing is to liberate the copper minerals and remove waste constituentssuch as alumina limestone pyrite and silicaso that the copper minerals and other nonferrous minerals of value are concentrated into a product containing between...

  • Extraction of Copper from Copper pyrite Grade 12 Science 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...

  • 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...

  • Extraction The extraction of copper also involves many steps The ore used for extraction is copper pyrit This ore is crushed concentrated and then heated in the presence of air During heating the moisture gets expelled and the copper pyrites gets converted to ferrous sulphide and cuprous sulphide...

  • Oct 03 2013 0183 32 Extracting copper from its or The method used to extract copper from its ores depends on the nature of the ore Sulfide ores such as chalcopyrite \ CuFeS_2\ are converted to copper by a different method from silicate carbonate or sulfate or Chalcopyrite also known as copper pyrites and similar sulfide ores are the commonest ores of...

  • Synchronous extraction of nickel and copper from a mixed Mar 10 2018 When mixed oxide-sulfide nickel ore is treated by the existing process for high-grade nickel sulfide ore approximately half of the non-ferrous metals including nickel copper and platinum group metals are lost Kosyakov et al 1995 resulting in low recovery of valuable metals and poor economic benefit Senior and...

  • Copper pyrite Sphalerite D Sphalerite galena Pbs Copper pyrite CuFeS 2 and argentite Ag 2 S are concentrated by froth flotation process but sphalerite ZnS is concentrated by chemical leching Answer 52 In the extraction of copper from its sulphide ore the metal finally obtained by the reduction of cuprous oxide with...

  • Copper Mining and Extraction Sulfide Or Copper can be extracted from its ore by Underground sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore Open pit 90 of ore is mined by this method Ores near...

  • Jul 01 2017 0183 32 The copper extraction and pH changes are shown in Fig 9 It can be seen that the rate of initial copper extraction after pre-oxidation is quite rapid after which there is a change in rate due to iron hydroxide precipitate on the chalcopyrite surface Download Download high-res image 108KB Download Download full-size image Fig 9...

  • May 15 2020 0183 32 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...

  • Extraction Of Iron During Extraction Of Copper In Answer silica sio2 is used in the processes of smelting of copper pyrite copper oxide and silica flux to remove iron from gold orehat is flux what is itz role in metallurgy of iron n copper copper extraction copper oxide and silica flux to remove iron from gold oreneral principles of...

  • EXTRACTION OF COPPER FROM SULPHIDE ORE Large amount of copper are obtained from copper pyrite CuFeS2 by smelting Ores containing 4 or more copper are treated by smelting process Very poor ores are treated by hydro-metallurgical process EXTRACTION OF COPPER BY SMELTING PROCESS Following steps are involved in the extraction of copper...

  • Copper Mining The commonest ore used in the extraction of copper is Chalcopyrite CuFeS 2 also known as Copper Pyrites and other such sulphid 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...

  • Chalcopyrite / ˌ k æ l k ə ˈ p aɪ r aɪ t -k oʊ-/ KAL-ko-PY-ryt is a copper iron sulfide mineral that crystallizes in the tetragonal system It has the chemical formula CuFeS 2It has a brassy to golden yellow color and a hardness of 35 to 4 on the Mohs scaleIts streak is diagnostic as green tinged black On exposure to air chalcopyrite tarnishes to a variety of oxides hydroxides...

  • Copper and Pyrite Separation by Selective and Metallurgical Content1 The Problem with copperpyrite ores2 The copper pyrite separation Process Flowsheet2 1 Crushing circuit of a Uranium Extraction...

  • May 25 2013 0183 32 Introduction to extraction of copper The ores of copper are Copper pyrite CuFeS2 Azurite blue 2CuCO3 Cu OH 2 Malachite CuCO3 Cu OH 2 Copper is extracted from copper pyritThe rocky impurities including silica and mud along with the ore is called gangue which has to be removed Please express your views of this topic Copper Sulfate Molar Mass...

  • Copper Mining The commonest ore used in the extraction of copper is Chalcopyrite CuFeS 2 also known as Copper Pyrites and other such sulphid The percentage of copper in the actual ore is too low for direct extraction of copper to be viable The...

  • Copper Extraction From Ore Subsco Machinery is a total solution provider and large exportor for crushing and grinding equipments With excellent product quality and good after-sales service it has been highly praised in domestic and overseas markets and won the favor of...

  • 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...

  • Apr 17 2013 0183 32 A-level physics tomorrow Please help me with this question s Copper is extracted from its ore copper pyrite The ore is roasted in a limited supply of oxygen The following equations describe the process 1 2CuFeS2 s 4O2 g --->CuS2 s 3SO2 g 2FeO s 2 Cu2S s O2 g --->2Cu s SO2 g a i Calculate the number of moles of CuFeS2 in 200g ii In the experiment 88g...

  • Extraction of copper from copper pyrites involves the following steps This tutorial is created based on plus two Chemistry Books Crushing and concentration...

  • Extraction of Copper Copper pyrites is the main ore The method used to extract copper from its ores depends on the nature of the ore Sulphide ores such as chalcopyrite are converted to copper by a different method from silicate carbonate or sulphate or The extraction...

  • 2 Copper pyrites is converted to a mixture of Cu 2 S and FeS 2CuFeS 2 O 2----->Cu 2 S 2FeS SO 2 3 The sulphides of Cu and Fe are partially oxidized 2Cu 2 S 3O 2 2Cu 2 O 2SO 2 2FeS 3O 2 2FeO 2SO 2 Smelting in extraction of copper The roasted ore mixed with silica as flux is heated in a blast furnace by a blast of...

  • Extraction of Copper from Copper pyriteReference Not The principle 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...

  • 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 Chemistry Q -Give simple chemical tests to distinguish between the following pairs of compounds i Propanal and Propanone...

  • Extraction of Copper from Copper pyrite Grade 12 2020-7-24 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...

  • Copper pyrites contains only 2-3 of copper The rest of ore contains iron as sulphide silica silicious materials sulphur arsenic etc as impuriti Froth floatation is carried out by xanthate and pine oil The froth is collected and dried when concentrated ore is obtained which contains 25-30 of Cu...

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