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Explain why the electrolyte maintains the blue colour during the electrolysis of aqueous copper sulfate using copper electrodes. Answer. iron + copper sulphate → copper + iron sulphate. Fe (s) + CuSO4 (aq) → FeSO4 …
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4C. Purification of Copper by Electrolysis (extraction from ore above). The impure copper from a smelter is cast into a block to form the positive anode.The cathode is made of previously …
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Copper ore contains copper carbonate, CuCO. In the first stage of the extraction process, the copper carbonate is decomposed by heating to form copper oxide, CuO, and carbon dioxide. …
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How is copper extracted? how is copper purified? What is the state of copper ore reserves? Copper can be extracted from copper–rich ores by heating the ores in a furnace (smelting) and …
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A metal lower than hydrogen in the reactivity series can be extracted from its oxide/ore by heating with hydrogen, the hydrogen will essentially displace the less reactive metal from its compound. Copper for example can be extracted from …
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Copper ore contains copper carbonate, CuCO. In the first stage of the extraction process, the copper carbonate is decomposed by. heating to form copper oxide, CuO, and carbon dioxide. …
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Copper ore contains copper carbonate, CuCO 3. In the first stage of the extraction process, the copper carbonate is decomposed by heating to form copper oxide, CuO, and carbon dioxide. …
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Copper ore contains copper carbonate, CuCO. In the first stage of the extraction process, the copper carbonate is decomposed by heating to form copper oxide, CuO, and carbon dioxide. …
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An ore is a rock containing enough metal to make it economically worth extracting. How would you expect calcium to be extracted from its ore? Calcium is above carbon in the reactivity …
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At the end of this melting process the copper is about 99% pure. While this may sound high, it is still not pure enough for electrical applications, so further processing is required. Oxide Ore: …
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This page looks at the extraction of copper from its ores, its purification by electrolysis, and some of its uses. Before you get too bogged down in the extraction of copper, make sure that you …
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The compound present in the ore is copper (I) sulphide. Its formula is Cu 2 S. Copper is a less reactive metal; therefore, it is placed at the bottom in the reactivity series. Copper is extracted …
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This means that the higher the metal is in the reactivity series the more energy will be needed to extract it from its ore. Extracting metals using hydrogen gas ... The word and symbolic …
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5a. The Extraction of Lead. Because its position in the reactivity series of metals, lead can be extracted using carbon (coke) in a smelting furnace.Because lead is below carbon, that is less …
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Malachite is a copper ore consisting mainly of basic copper(II) carbonate, CuCO3.Cu(OH)2. In this experiment, students learn how to produce copper from copper(II) carbonate by heating it …
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Copper ores contain enough copper to make extraction of the metal _____ a) Carbon neutral b) Economical c) Reversible. Economical. 1 / 15. 1 / 15 ... Complete the word equation. copper …
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Traditional methods. Copper is usually sourced from copper-rich ores in two main methods; Copper can be smelted in a furnace by heating it with air to produce crude copper metal; for …
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Copper is extracted by heating its sulphide ore alone. Two steps involved in the extraction of copper metal from concentrated copper glance ore are: 1. Roasting: Copper glance, being a …
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€€€€€€€€€ Copper is a widely used metal. The main ore of copper contains copper sulfide. Copper can be extracted from copper sulfide in a three stage process. (a)€€€€ In the first …
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The electrolysis of a molten electrolyte is one method of extracting a metal from its ore. Other methods are the electrolysis of an aqueous solution and the reduction of the oxide by carbon. …
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Extraction of Copper. Copper is extracted from its ore by a series of procedures, including mining, crushing, heating, chemically isolating impurities, refining, and purifying. Creating useful items from raw resources like copper …
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Question one, we needed to write word equations for the following reactions. A, copper reacts with oxygen forming copper oxide. Your word equation should look like that. For B, we should …
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Word Equation Reactants Products State three ways you could increase the gas pressure inside a container. 1. 2. ... magnesium + copper nitrate → zinc + sodium chloride → iron + silver nitrate …
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Copper ore contains copper carbonate, CuCO. In the first stage of the extraction process, the copper carbonate is decomposed by. heating to form copper oxide, CuO, and carbon dioxide. …
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Iron is extracted from iron ore close ore A rock containing enough quantities of a mineral for extraction to be possible. in a huge container called a blast furnace. Iron ores such as haematite ...
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The process of extracting copper from its ore is called the copper extraction process. The extraction of Copper contains physical and electrochemical procedures. Depending on the …
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Copper extraction World demand for copper for the year 2011 was about 20 million tonnes. World reserves of copper are estimated to be 700 million tonnes. Most of the copper used is obtained …
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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 ((CuFeS_2)) are …
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To save scrap iron from going into landfill, it can be used to displace copper from solution. E.g. copper sulfate, copper nitrate. Iron is more reactive than copper so can displace copper from solution. iron + copper …
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Extracting Metals with Carbon. The Earth's crust contains metals and metal compounds such as gold, copper, iron oxide and aluminium oxide. Useful metals are often …
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