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The slag obtained during the extraction of copper pyrites is composed mainly of

Slag obtained during the extraction of copper from copper pyrites is mainly posed of Q Slag obtained during the extraction of copper from copper pyrites is mainly posed of General Principles and Processes of Isolation of Elements

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  • CBSE Free NCERT Solution Of 12th Chemistry General

    During the roasting of pyrite ore, a mixture of FeO and Cu 2 O is obtained The role of silica in the metallurgy of copper is to remove the iron oxide obtained during the process of roasting as slag If the sulphide ore of copper contains iron, then silica SiO 2 is added as flux before roasting

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  • Chapter 10 Industrial Inorganic Chemistry Review

    copper pyrites+oxygen+copper i sulphide+sulphur dioxide+iron ii oxide 2CuFeSs + 4Og + CuSs + 3SOg + 2FeOs 3 silica is added and the mixture is heated to remove the iron ii oxide as iron ii silicate; the copper i sulphide can then be reduced to copper by heating in air

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  • Copper: Occurrence Principles Of Extraction Proper

    Oct 04, 2016 Copper was known to the earliest races of mankind It was named as cuprum by the Romans because they used to get it from the island of Cyprus Copper is found in the native state as well as in the bined state Native copper is found in large quantities in Michigan USA In India, copper is mainly found in Singhbhum Bihar, Khetri and Darbia Rajasthan and in Tamilnadu

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  • ETALLURGY OF COPPEREXTRACTION OF COPPERBLISTER COP

    REFINING OF COPPER 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

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  • ETALS: EXTRACTION PROPERTIES AND USES Easyelimu

    Extraction from Copper Pyrites Crushing the ore The ore is crushed to increase the surface area for the succeeding chemical reactions The ore is then concentrated Concentration of the ore The ore is concentrated by froth floatation The fine ore powder is mixed with water and oil, after which air is blown into the mixture, usually from below

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  • Extraction Of Copper And Aluminium Study Material

    Copper pyrites contains only 23% of copper The rest of the ore contains iron or sulphide, silica, silicious materials, sulphur, arsenic etc as impurities Froth flotation by Xanthate and pine oil The froth is collected and dried when concentrated ore is obtained which contains 2530% of Cu

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  • Extraction Of Copper And Zinc From Their Oxides

    As a consequence, the copper so obtained has a blistered appearance Hence, the product is called blister copper Blister copper contains 98 per cent copper and is refined through electrolysis Extraction of zinc: Zinc occurs widely in nature in the form of sulphide, oxide and carbonate ores

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  • Extraction Of Copper From Copper Pyrite Reference

    he 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 small piece by jaw crusher and then pulverized The ore being sulphide ore is concentrated by froth floatation process

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  • Extraction Of Copper From Copper Pyrite Lets Lear

    Copper occurs both in native state as well as in bined state The chief ore of copper are: Copper Pyrite CuFeS2 Cuprite Cu2O Cupper Glance Cu2S Malachite [CuCO3CuOH 2] Extraction of copper: Copper is extracted from is chief ore, copper pyrite

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  • Extraction Of Copper From Copper Pyrites

    Extraction The extraction of copper also involves many steps The ore used for extraction is copper pyrites 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

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  • EXTRACTION OF IRON EXTRACTION OF IRON FROM HAEMATI

    CaO now reacts the impurities of ore called GANGUE to form slag Slag is the mixture of CaSiO 3 and CaAlO 2 2 The slag floats over the top of molten iron Slag is a useful byproduct It is used in road making, cement manufacturing a light weight building materials

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  • Gold Smelting Refining Process

    his layer is posed by lead, zinc, iron and copper sulphides Also, when the flux was selected wrongly, some pounds of arsenic and antimony with iron and copper are formed This layer is called speiss At the bottom is located the lead button with gold and silver Slag appearance is a

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  • He Extraction Of Iron Chemistry LibreTexts

    Slag is used in road making and as "slag cement" a final ground slag which can be used in cement, often mixed with Portland cement Cast iron The molten iron from the

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  • He Slag Obtained During The Extraction Of Copper F

    he slag obtained during the extraction of copper from coppe Practice free questions on General Principles And Processes Of Isolation Of Elements, Chemistry, NEETUG

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  • How Extraction Of Copper From Copper Pyrites QS St

    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 During roasting, Moisture is removed The volatile impurities are removed

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  • How To Remove Arsenic Antimony Bismuth From Copper

    No 2 was a dressed ore containing copper, mainly in the form of copper pyrites, with smaller proportions of bornite and copperglance It was calcined in a reverberatory furnace In both ores, as is usually the case with sulphuretted ores, the proportion of arsenic is

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  • Important Questions For Class 12 Chemistry Chapter

    Aug 09, 2019 Silica acts as acidic flux in the extraction of copper to remove the iron oxide obtained during the process of roasting To remove FeO, silica is added during smelting FeO then bines with SiO 2 to form ferrous silicate FeSiO 3 slag which floats over

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  • In The Extraction Of Copper From Copper Pyrites Ir

    A blast of sand and hot air is blown into it During this process, the remaining iron is removed in the form of slag, while copper sulphide is reduced to metallic copper The metallic copper then melts and sinks to the bottom of the converter Get PriceExtraction in the extraction of

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  • In The Extraction Of Copper Mattloungecoza

    copper extraction from its ore: 1915 Copper extracted from ore classed as copper bearing copper, copperlead, and copperzinc ores, and total production of copper from all sources in 1915 Considerable copper was recovered from old slag and ores not classed as copper ores

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  • JEE Main Advanced Chemistry Metallurgy Question Ba

    questionanswer38 Roasting of copper pyrites ores is for the following purposes A To burn off sulphur, arsenic, antimony etc as oxides and convert all the iron and copper to their oxides done clear

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  • OCCURRENCE AND SPECIATION OF COPPER IN SLAGS

    produced from smelting copper ores and matte conversion to blister copper contain an appreciable amount of copper arising mainly from partially dissolved copper and mechanically entrained particles of matte The value of the copper in these slags is too high to justify the mon practice of discarding them and, accordingly, a variety

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  • Of Extraction Of Copper From Copper Pyrites

    he role of silica in the metallurgy of copper is to remove the iron oxide obtained during the process of roasting as slag If the sulphide ore of copper contains iron, then silica

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  • Selenium Recovery In Precious Metal Technology DiV

    Selenium is mostly extracted from copper anode slimes because the seleniumrich ores are too rare to be mined with profit When copper anode slimes are processed in a precious metal plant the first step is to remove copper by pressure leach in an autoclave The anode

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  • Slag Obtained During The Extraction Of Copper From

    Slag obtained during the extraction of copper from copper pyrites is mainly posed of Q Slag obtained during the extraction of copper from copper pyrites is mainly posed of General Principles and Processes of Isolation of Elements

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  • What Are Important Ores Of Copper How Is Copper Ex

    Copper is extracted from its principal ore copper pyrites CuFeS2 The oreis concentrated by froth flotation process The concentrated ore is roasted in a reve

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  • What Are The Important Ores Of Copper How Is Coppe

    he main copper sulphide minerals are: Chalcopyrite CuFeS2 Chalcocite Cu2S, Covellite CuS, Bornite Cu5FeS4, Tetrahedrite Cu,Fe12Sb4S13 and Tnargite Cu3AsS4 Malachite Azurite The largest source of copper is from porphyry ore deposit

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