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[email protected]Aug 21 2020 at the anode copper goes intosolution as copper ii ions 6 c u s c u 2 a q 2 e for every copper ion that is deposited at the cathode in principle another one goes into solution at the anode the concentration of the solution should stay the same
read moreThe copper extracted from this process is mixed with the slag and is called matte copper due to its texture and appearance this mainly consists of cu2s which is reduced to pure metal by blasting matte copper with air cu2s o2 2cu so2 the sulphur dioxide escapes the copperand this causes bubbles to appear and burst as so2 leaves this causes the final product to have a very
read moreExtracting copper from its ores the copper ii ions in the chalcopyrite are reduced tocopper i sulphidewhich is reduced further to copper metal in the iron in the chalcopyrite ends up converted into aniron ii silicate slagwhich is removed most of thesulphur in the chalcopyrite turns
read moreCoppercan displace metals lying below it inelectrochemicalseries from their salt solution cu2agno 3 cu no 3 2 2ag 3cu2aucl 3 3cucl 2 2au uses ofcopperi it is in makingelectricalcables ii it is used in making coins
read moreCopperiisulfidecopper sulfur dioxidecus s cu s so 2g theimpure copper which results is called blister copper the disadvantage of this method is that it uses a lot of energy if sulfurdioxideescapes into the atmosphere it causes pollution
read moreExtracting copper from its ores the copper ii ions in the chalcopyrite are reduced to copper i sulphide which is reduced further to copper metal in the iron in the chalcopyrite ends up converted into an iron ii silicate slag which is removed most of
read moreThecopperii ions are removed again from the organic solvent by reaction with fresh sulfuric acid producing a much more concentratedcopperii sulfate solution than before electrolysis of the new solutioncopperii ions are deposited ascopperon the cathode for the electrodeequation see under the purificationof copperbelow
read moreCopperii sulfide copper sulfur dioxide cus s cu s so 2g the impure copper which results is called blister copper the disadvantage of this method is that it uses a lot of energy if sulfur dioxide escapes into the atmosphere it causes pollution
read moreBlast of air converts cu2s partly into cu2o which reacts with remaining cu2s to give molten copper 2cu2s 3o2 2cu2o 2so2 2cu2o cu2s 6cu so2 the copper so obtained is called "blister copper" because as it solidifies so2 hidden in it escapes out producing blister on its surface
read moreIn this question you will work out how much copper can be obtained from 1 tonne of copper matte copperi sulphide the equation for the reaction is cu2 s s o 2 g 2cul so 2 g calculate
read moreWe rely oncopperfor power lighting heating communications water supply and transportcoppermakes our homes schools and businesses efficient comfortable and decorative and it lasts for many years in this esource well look at the ways ofextracting copperfrom the groundcopperhas a remarkable combination of properties
read moreEquations with little naohcu 2 aq 2ohaq cuoh 2s pale blue ppt in excess cuoh 2aq 4nh 3aq cunh 3 4 2 aq deep blue solution 2ohaq to the second portion add sodium hydroxide solution dropwise till in excess formation of a pale blue precipitate insoluble in excess confirms presence of cu 2 extraction from copper pyrites
read moreA halfequation shows what happens at one of the electrodes during electrolysis electrons are shown as e these are the halfequations anode cu cu 2 2eoxidation
read moreFind an answer to your questionexplain the step for extraction of copperfrom its sulphideore write the balanced equation involvedin this process subhodeep72 subhodeep72 21082018 science secondary schoolexplain the step for extraction of copperfrom its sulphideore write the balanced equation involvedin this process
read more2cuo c 2cu co2 an oxide reduction reaction o loss 2cuo s c s 2cu s co2g equation with state symbols the copper oxide is reduced to copper because of oxygen loss the carbon acts as the reducing agent the oxygen remover gains oxygen and gets oxidised
read moreCopper pyrite or chalcopyrite cu2s is just heated and no reducing agent is required because copper follows self reduction process chemical reaction 2cu2s 3o2 2cu2o 2so2 cu2s 2cu2o 6cu so2 self reduction reaction mitgliedd1 and 72 more users found this answer helpful
read moreAug 21 2020 theextraction of copperalso involves many steps the ore used forextractioniscopperpyrites which is crushed concentrated and then heated in the presence of air during heating the moisture gets expelled and thecopperpyrites gets converted to ferrous sulfide and cuprous sulfide
read more4cpurification of copperby electrolysis extractionfrom ore above the impurecopperfrom a smelter is cast into a block to form the positive anodethe cathode is made of previously purifiedcopperthese are dipped into an electrolyteof copperii sulphate solution when the dc electrical current is passed through the solution electrolysis takes place
read moreExtraction of copper chalcopyrite cufes 2 is the commonestcopperorecopperis mainly extracted from the sulphide ore cu 2 s by the selfreduction process the ores are often low grade 05
read moreSulphide ores such as chalcopyrite are converted tocopperby a dissimilar method from silicate carbonate or sulphate ores the principal oreof copperiscopperpyrite andcopperis extracted from this oreextraction of copperfromcopperpyrites involves the following steps crushing and concentration
read moreJun 15 2020 43 kineticsequationof main control stepof copperoxygen pressure leaching from the influence of various factors on thecopperleaching rate when the leaching time exceeds 3540 min that is after the chemical reaction control period thecopperleaching rate changes little with time
read moreFind an answer to your questionexplain the step for extraction of copperfrom its sulphideore write the balanced equation involvedin this process subhodeep72 subhodeep72 21082018 science secondary schoolexplain the step for extraction of copperfrom its sulphideore write the balanced equation involvedin this process
read moreExtraction of copperfrom cuprous oxide copperi oxide iron oxide slags of as iron silicate andcopperis produced in the formof coppermatte which contains cu 2 s and fes feo sio 2 fesio 3 equation2 is the reverse of the oxidation of the metal
read moreNov 15 2020 thecopper extractionmechanism was also studied using single lix 984n acorga m5774 and a 11 vol mixture of these two extractants at chloride concentrations of 0 and 40 gl increasing the chloride concentration resulted in the involvement of more organic molecules the synergisticextraction equationmay be written as 9 m n x
read moreThisextractionexperiment consists of two competition reactions a metal oxide is reacted with charcoal if the charcoal carbon is more reactive it will remove the oxygen from the metal oxide and leave a trace of metal in the reaction vessel start with an oxide of lead then observe what happens to an oxideof copper
read moreCopper extractionisotherm accords with langmuir isothermequationand the results show that iron is the most influential metal ion forcopper extraction which will reduce the theoretical saturation of the extractant the extractant m5640 has excellent reuse performance and can be recycled more than 10 times which demonstrated m5640 has the
read moreThecoppercarbonate is first heated to producecopperii oxide which is then reduced to the metal using carbon as a reducing agent lesson organisation if possible show the class a genuine sample of malachite ore and artefacts such as paperweights or polished eggs made from malachite noting the green colour characteristic of many
read moreOct 05 2013copperthis page looks at theextraction of copperfrom its ores its purification by electrolysis and some of its usesextracting copperfrom its ores the method used to extractcopperfrom its ores depends on the nature of the ore sulphide ores such as chalcopyrite are converted tocopperby a different method from silicate carbonate or sulphate ores
read moreExplain withequations solution show solution calamine zinc carbonate znco 3 can be extracted by calcination as zinc is moderately reactive and is placed at the middle of the reactivity series it can be reduced by carbon the steps involved in theextractionof zinc are 1 concentrated carbonate of zinc is converted to its oxide by
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