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Fe2+ in FeO has a lower tendency to be reduced but it reacts with carbon monoxide in a blast furnace to produce steel. The high temperature causes the carbon to burn in oxygen and produce CO...
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Copper can be produced from copper(II) sulfate solution by two different methods. Method 1 Electrolysis (a)€€€€€To produce copper by electrolysis a student has inert electrodes, a d.c. power supply, a ... €€€€ Sometimes carbon reacts with oxygen to produce carbon monoxide (CO). (i)€€€€€€Calculate the relative ...
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During calcination of carbonate ore, carbon dioxide is expelled. During calcination of hydrated ore, the water of hydration is expelled as vapour . 2. Reduction of metal oxides. Metal oxide can be reduced to crude metal by using a suitable reducing agent like carbon, carbon monoxide, hydrogen, aluminium and other reactive metals such as sodium ...
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In the second step, copper (I) oxide and carbon react to form copper and carbon monoxide: Cu2O (s) + C (s) arrow 2Cu (s) + CO (g) Suppose the yield of the first step is 87.% and the yield of the second step is 83.% Calculate the mass of oxygen required to make 3.0kg of copper.
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Ores of reactive metals have to be heated with carbon or carbon monoxide in order to extract the metal. Carbon is a non-metal but it is more reactive than some metals.
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Expert Answer. There are two steps in the extraction of copper metal from chaicocite, a copper ore. In the first step, copper (I) sulfide and oxygen react to form copper (I) oxide and sulfur dioxide: 2Cu2 S(3)+3O2(e)→2Cu2O(x)+2SO2( g) In the second step, copper (T) oxide and carbon react to form copper and carbon monoxide: Cu2O(s)+C(s)→ 2Cu ...
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The reduction of the ore. At the high temperature at the bottom of the furnace, carbon dioxide reacts with carbon to produce carbon monoxide. It is the carbon monoxide which is the main reducing agent in the furnace. In the hotter parts of the furnace, the carbon itself also acts as a reducing agent.
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Carbon dioxide is a waste product in the extraction of iron. Carbon monoxide is a reducing agent. The extraction of iron from hematite involves reduction. When iron is converted into steel, oxygen is used to oxidise the iron. Question 6 30 seconds Q. Iron is extracted from its ore in a Blast Furnace.
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9. Which of the three most commonly used metals must be smelted from its ore minerals in the presence of carbon monoxide gas (from the burning of carbon-based charcoal)? a. aluminum b. copper c. iron d. None of the above is correct.
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Copper mostly occurs as sulfide ores, which are heated in air to convert them to copper (II) oxide. Molten copper can be produced from copper oxide by heating with carbon: Copper oxide + carbon →...
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In order to elucidate the reduction kinetics and mechanism of natural ilmenite ore with carbon monoxide, reduction experiments have been carried out using thermogravimetric technique in the temperature range between 1173 and 1323 K with three kinds of natural ilmenite ores from Australia, Malaysia and China.
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In the second step, copper (I) oxide and carbon react to form copper and carbon monoxide: Cu 2 O (s)+C (s) --> 2Cu (s)+CO (g) Write the net chemical equation for the production of copper from copper (I) sulfide, oxygen, and carbon. Be sure your equation is balanced. Expert Solution Want to see the full answer? Check out a sample Q&A here
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In the extraction of copper from its sulfide ore, the overall process may be summarized by the equation shown below. ... If the percentage yield is 61.2%, how much copper will result from treatment of 7.00 x 10 6 grams of Cu 2 S? Cu 2 S (s) + O ... Carbon monoxide is used as a fuel in many industrial processes.
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Best Answer. Copy. Carbon is an element common in many ores. an ore is a composition of many elements. Wiki User. ∙ 2009-02-03 19:26:09. This answer is:
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O (b) The correct value for the volume of one mole of carbon dioxide, under the conditions used in the experiment, is 24000 cm3. Suggest two reasons why the volume calculated from the experiment is less than the correct value. co (2) b5kk 6 marks) 25 Turn over (Total for Question 12 = p A 02532 13 This question is about different metals.
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ammonia argon carbon dioxide carbon monoxide chlorine ethene hydrogen nitrogen oxygen Which gas (i) is a noble gas, (ii) is an acidic oxide, (iii) can be polymerised, (iv) is the active component of air, (v) is used in the treatment of water, ... 6 An ore of copper is the mineral, chalcopyrite. This is a mixed sulphide of iron and copper.
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Iron is produced from iron ore in a blast furnace by passing carbon monoxide gas through molten iron(III) oxide. The balanced equation is (a) How many moles of carbon monoxide react with 2.50 mol of Fe. 2. O. 3? (b) How many moles of iron are produced from 2.50 mol of Fe. 2. O. 3? Answers: (a) 7.50 mol CO; (b) 5.00 mol Fe. Practice Exercise
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The amount of carbon monoxide and nitrogen oxide emitted by vehicles is reduced by fitting catalytic convertors. ... One of the main ores of zinc is zinc blende, ZnS. There are two stages in the extraction of zinc from this ore. (a) ... which is similar to the purif cation of copper. Under the conditions used in the process, zinc is
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Copper smelting plants separate elemental copper from copper concentrates through multiple sulphide oxidizing stages. The considered smelting process includes a continuously functioning flash smelting furnace (FSF) and several Pierce-Smith converters operated in batches. Automating scheduling provides advisory information to operators.
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(c) In the second stage of the extraction of antimony from a high-grade ore, antimony(III) oxide is reacted with carbon monoxide at high temperature. (i) Use the standard enthalpies of formation in the table and the equation given below the table to calculate a value for the standard enthalpy change for this reaction. Sb 2 O 3
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The carbon burns in the furnace to form carbon monoxide; carbon monoxide then reacts with the iron oxide, displacing the iron and forming carbon dioxide. This extraction is possible because iron is below carbon in the reactivity series, and works similarly well for other metals below carbon.
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There are two steps in the extraction of copper metal from chalcocite, a copper ore. In the first step, copper (I) sulfide and oxygen react to form copper (I) oxide and sulfur dioxide:2 Cu_2 S (s)+3 O_2 (g) rightarrow 2 Cu_2 O (s)+2 SO_2 (g) In the second step, copper (I) oxide and carbon react to form copper and carbon monoxide: Cu_2 O (s)+ C ...
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Carbon monoxide | CO | CID 281 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. National Institutes of Health. National Library of Medicine. National Center for Biotechnology Information. PubChem ...
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The metals zinc, iron and tin can be extracted using chemical reduction. These less reactive metals can be reduced using the reducing agents carbon, carbon monoxide or hydrogen. Metals below tin, like lead and copper, require special methods of extraction due to their lower reactivity.
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Kc = Kp if the number of moles of gaseous product = number of moles of gaseous reactant. Exercise 5 Calculating Values of Kp The reaction for the formation of nitrosyl chloride 2NO(g) + Cl2(g) 2NOCl(g) was studied at 25°C. The pressures at equilibrium were found to be PNOCl = 1.2 atm PNO = 5.0 X 10-2 atm PCl2 = 3.0 X 10-1 atm
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O 2 reacts with graphite or carbon (graphite electrodes) to form carbon monoxide and carbon dioxide. In case if some other metal electrodes is used as anode, then oxygen will react with aluminium formed during the process to form aluminium oxide(Al 2 O 3 ) which will pass into the reaction mixture resulting into wastage of Al.
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The reaction between magnesium oxide and carbon at 2000C to form magnesium metal and carbon monoxide is an example of the reduction of magnesium oxide to magnesium metal. ... When copper is heated over a flame, for example, the surface slowly turns black as the copper metal reduces oxygen in the atmosphere to form copper(II) oxide.
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Carbon Monoxide is a component of motor vehicle exhaust, which contributes about 55 percent of all CO emissions nationwide. Other non-road engines and vehicles (such as construction equipment and boats) contribute about 22 percent of all CO emissions nationwide. Higher levels of CO generally occur in areas with heavy traffic congestion.
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different methods to copper. (i) Complete the table. source of copper(II) oxide mass of copper(II) oxide / g mass of copper / g percentage copper / % CuCO 3 2.37 1.89 79.7 Cu(OH) 2 2.51 1.99 Cu(NO 3) 2 2.11 1.68 Cu and O 2 2.29 1.94 [2] (ii) One of the samples of copper(II) oxide is impure. Identify this sample and suggest an explanation why ...
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carbon monoxide Hard Solution Verified by Toppr Correct option is A) In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with copper (I) sulphide. 2Cu 2S+3O 2→2Cu 2O+2SO 2 2Cu 2O+Cu 2S→6Cu+SO 2 Video Explanation Was this answer helpful? 0 0 Similar questions
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(ii) value for the overall reduction reaction with a mixture of 1 mol carbon and 1 mol oxygen is positive. (iii) value for the overall reduction reaction with a mixture of 2 mol carbon and 1 mol oxygen will be positive. (iv) value for the overall reduction reaction with carbon monoxide is negative. Answer: The answer is the option (i).
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The typical composition is 40% H2, 20% CO or CO2, and 40% N2.
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copper. iron. magnesium. zinc. Tags: Question 3 . SURVEY . ... answer choices . carbon. carbon monoxide. calcium carbonate. nitrogen. Tags: Question 4 . SURVEY . 900 seconds . Q. M is a shiny silver metal. It has a melting point of 1455 o C. Many of its compounds are green. ... They are extracted from their ores by heating with carbon. They ...
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The limestone combines with impurities and molten rock from the iron ore and sinter, forming a liquid 'slag' which, being lighter than the metal, floats on top of it. 2C (carbon (coke)) + 0 2 (oxygen) >>> 2CO (carbon monoxide) Fe 2 O 3 (iron ore) + 3 CO (carbon monoxide) >>> 2Fe (iron) + 3 CO 2 (carbon dioxide) Cast Iron
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Once broken into smaller pieces, the charcoal and iron ore (sand) are mixed together in a 1:1 ratio. 4. Charge the furnace. Before adding the iron ore and charcoal mixture, the furnace must be charged. Charging a furnace simply means heating it up to temperatures high enough for smelting to occur.
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When copper ore is mixed with silica, in a reverberatory furnace copper matte. is produced. The copper matte contains _____. (i) sulphides of copper (II) and iron (II) ... (ii) graphite anode is oxidised to carbon monoxide and carbon dioxide. (iii) the oxidation state of oxygen changes in the reaction at the anode. ...
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For example, many ores that contain native copper have arsenic compounds associated with them. When the ore is melted, the molten copper dissolves the arsenic. As a result, the metal from the furnace can be less pure than the ... Determine the ratio of carbon monoxide to carbon dioxide that will be able to reduce the oxide to metal at a given ...
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The calcinated or roasted ore is mixed with carbon (coal or coke) and heated in a reverberatory or a blast furnace. Carbon and carbon monoxide produced by incomplete combustion of carbon reduce the oxide to the metal. PbO + C -> Pb + CO PbO + CO -> Pb + CO2 SnO2 + 2C -> Sn + 2CO CrO3 + 2Al -> 2Cr + Al2O3 3Mn3O4 + 8Al -> 9 Mn + 4 Al2O3 b) Flux
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