copper is not usually extracted from its ore by electrolysis

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  • Edexcel GCSE 9

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  • Zinc processing

    The zinc content of mined ore is usually between 3 and 10 percent Almost all ores contain the lead sulfide mineral galena and small quantities of cadmium sulfide Chalcopyrite, and copper-iron sulfide, is often present The most common gangue constituents ,...

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  • Copper extraction

    Copper extraction refers to the methods used to obtain copper from its or The conversion of copper consists of a series of physical and electrochemical process Methods have evolved and vary with country depending on the ore source, local environmental regulations, and other factors As in all mining operations, the ore must usually be ....

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  • extraction of metals

    This page looks at the various factors which influence the choice of method for extracting metals from their ores, including reduction by carbon, reduction by a reactive metal (like sodium or magnesium), and by electrolysis Details for the extraction of aluminium, copper, iron and titanium are given in separate pages in this section...

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  • Purification Of Copper Using Electrolysis

    Feb 12, 2014· Purification Of Copper Using Electrolysis HACAScience , Electrolysis of Copper (II) Sulfate and its application in refining impure copper , Extraction of Copper from the Ore - Duration: ....

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  • How is electrolysis used extract copper from ore

    copper was one of the first metals to be extracted from its ore because it has a low melting point which makes it easy to extract Asked in Geology , Chemistry , Mining What is chrome ore used for ?...

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  • Why can iron not be extracted by the electrolysis?

    Oct 28, 2018· Actually the extraction of a metal from its its ore depends upon the selection of a proper reducing agentIron is a moderately active metal and its oxides can be reduced using carbon and not by using electrolysis On the basis of energy considerat....

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  • Types of Extraction | S

    Methods of extraction Many metals are found in the Earth's crust as or An ore is usually a compound of the metal mixed with impuriti When the metal is dug up, a method must be used to separate the metal from the rest of the ore This is called extracting the metal The method of extraction depends on how reactive the metal is The more reactive the metal, the more difficult it is to ....

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  • Mr Morton

    (c) Name one metal which must be extracted from its melted ore by electrolysis rather than by using carbon, (1) (Total 4 marks) Q2 Copper metal can be extracted from a solution of copper(II) chloride Copper chloride is an ionic compound State where the copper would collect and ,...

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  • Mineral Resources: (Metal Extraction: Part

    Usually, the impure copper rod is thick while the pure rod is thin Now, as electricity is passed in the cell from the battery, the Cu 2+ ion from the impure rod goes into the solution From the solution, the Cu 2+ goes to the cathode and gathers with the pure rod as Cu Purification of impure copper through electrolysis...

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  • Extracting iron and copper

    than carbon, it can be extracted from its compounds by heating with carbon Copper is an example of this Copper mostly occurs as sulfide ores, which are heated in air to convert them to copper(II ....

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  • Aluminium Metallurgy

    Introduction Aluminum is too high in the electrochemical series (reactivity series) to extract it from its ore using carbon reduction The temperatures needed are too high to be economic Instead, it is extracted by electrolysis The ore is first converted into pure aluminum oxide by the Bayer Process, and this is then electrolyzed in solution in molten cryolite - another aluminum compound...

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  • The Extraction of Copper

    Extracting of Copper from Other Or Copper can be extracted from non-sulfide ores by a different process involving three separate stages: Reaction of the ore (over quite a long time and on a huge scale) with a dilute acid such as dilute sulfuric acid to produce a very dilute copper(II) sulfate solution...

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  • Extracting a metal from its ore

    usually extracted from ores using a combination of heating and reduction with carbon in the form of charcoal or coke Not all metals can be extracted from their ores in this manner and may need to be extracted by a process called electrolysis Metals with low chemical activity, such a gold and silver are normally found in their pure state...

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  • Extracting iron and copper

    Extracting iron and copper Or , Most metals are extracted from ore found in the Earth's crust An ore is a rock that contains enough of a metal or a metal compound to make extracting the ....

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  • Copper Chemistry

    Solvent Extraction- the process by which copper ions are leached or otherwise extracted from the raw ore using chemical agents Electrowinning- electrolysis of a metal ion containing solution such that Cu ions within it are plated onto the cathode and thereafter removed in elemental form The process takes place in the following steps:...

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  • Copper

    This copper-laden water is recovered at the bottom of the pile, and metallic copper is obtained by reduction with scrap iron: (c) Purification of copper Whatever method is used to manufacture copper from its ore, its final purification is by electrolysis (Figure 6)...

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  • GCSE CHEMISTRY

    Extraction of Metals Revision Questions The best way to remember the information in this chapter is to get a pen and paper and write down your answers before clicking on the Answer link which will take you to the correct page You may have to read through some of the page before you find the answer If the answer you have written is not right, change it to the ....

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  • Extraction of Aluminum, Copper, Zinc & Iron

    Extraction of Copper Chalcopyrite (CuFeS 2) is the commonest copper oreCopper is mainly extracted from the sulphide ore (Cu 2 S) by the self-reduction process The ,...

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  • Copper Smelting Chemistry Tutorial

    A typical copper ore contains between 05% and 20% copper A high grade ore produces a high yield of metal A low grade order produces a low yield of metal Copper can be extracted from sulfide ores (usually higher grade ores) by direct smelting The earliest evidence of copper smelting occurs in Serbian artefacts dating from around 5000 BC...

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  • Talk:Copper extraction

    Just to clarify - "oxidised copper ore bodies" usually means ores in which a former sulphide (or other telluride etc rare) - has been oxidised - eventually precipitating as carbonate or whatever ie the copper is not oxidised at all (confusingly) (unless it was Cu(I) which must be rare)- ,...

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  • Copper: smelting, producing and classification

    Copper: smelting and classification; The smelting of copper; Copper that is mined from copper ore, after beneficiation, becomes high quality copper concentrate Then, after being smelted, refined copper and copper products are yielded There are two ways of smelting copper, one is pyrometallurgy, the other hydrometallurgical...

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  • Extraction of Copper

    Dec 08, 2014· Copper One more ore processing - Duration: , Extraction of Copper From Copper Pyrites , Minerals & Ores & The Extraction Of Minerals ....

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  • Copper Mining and Refining (Redox)

    Nov 03, 2012· 4 min video clip shows how copper is mined It also shows the reduction process showing copper being reduced out of solution using electricity...

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  • Reduction of Metals (Extraction from Ore)

    There are 3 main methods of extracting metals from their ore They are reduction of the ore with carbon, reduction of the molten ore by electrolysis, and reduction of the ore with a more reactive metal Extraction using carbon Metals such as zinc, iron and copper are present in ores as their oxid Each of these oxides is heated with carbon ....

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