Iron ores such as haematite contain ironiii oxide, fe 2 o 3. Extracting iron and copper extracting and using metals eduqas. Gcse sciencechemistry worksheet on the extraction of. Generally the various processes are carried out at different plant sites. The extraction of iron from its ore is a long and subdued process, that helps in separating the useful components from the waste materials such as slag. Particles size solubility insolublesoluble degree of solubility density magnetic iron. Extraction of iron in a blast furnace iron is also below carbon in the reactivity series, so therefore carbon can be used to reduce it note. Pdf extraction of iron compounds from wood from the vasa.
Click here to view some great books which can aid your learning. Calcination the ore is then heated in absence of air calcined. This page looks at the use of the blast furnace in the extraction of iron from iron ore, and the conversion of the raw iron from the furnace into various kinds of steel. Extraction of iron metallurgy blast furnace and reactions. In the periodic table, aluminum is a metal of group and. Metal extraction detailed notes and diagrams metal reactivity transition metals more industrial chemistry of metals a rock is a mixture of minerals from which useful substances can be made a mineral is a solid element or compound found naturally in the earths crust. The extraction of iron from iron ore was a major technological achievement that allowed the expansion of the iron trade and ultimately helped lead to the industrial revolution. In this lesson, were going to discuss the extraction of four metals. Ores are rocks containing enough metal to make it economical to extract. Extracting iron redox, extraction of iron and transition. Displaying all worksheets related to extraction of metals. Gcse sciencechemistry worksheet on the extraction of metals do online or printout, do, return to check answers. Metallic iron is added to fortified cereal and this form of iron is magnetic. A blast furnace is a gigantic, steel stack lined with.
Chemistry science unit2 42 content4 extraction of metals content5 corrosion of iron causes and prevention students build links between the reactivity of metals and the ease of their extraction. For copper and zinc, any of the listed ores table 6. For the purpose of extraction, bauxite is chosen for aluminium. Occurrence ores of some metals are very common iron, aluminium. Extracting metals worksheet this worksheet accompanies extracting metals summary. Write the equations for each of the following reactions. Wells center for the management, utilization and protection of water resources and department of chemistry, tennessee technological university, cookeville, tennessee 2. Math worksheets a series of free igcse chemistry activities and experiments cambridge igcse chemistry. It also tests uses of steel, transition metals and alloys. Its full of approaches to solidify students knowledge of extraction, building a bedrock for. We are going to discuss in details about the different types of iron in the extraction of the iron part. This section deals with the types of iron and steel which are produced as a result of the steelmaking process. Major iron ore mining is done in goa, madhya pradesh, bihar, karnataka, orissa and maharashtra.
Flett and others published solvent extraction for iron control in hydrometallurgy find, read and cite all the research you need on researchgate. The purpose of a blast furnace is to reduce the concentrated ore chemically to its liquid metal state. Before you use these worksheets, you may find it valuable to read the education in chemistry article, how to teach the extraction of metals. Section a page 63 of 83 minerals education worksheet extraction based on revised version by women in mining source unknown purpose. Iron formed moves down and melts in the fusion zone. Choose from 146 different sets of extraction of iron flashcards on quizlet. Metal extraction chemistry including garyturnerscience.
Molten iron dissolves in it some carbon, silicon, and phosphorus and forms the lower layer at the base of the furnace. Learn extraction of iron with free interactive flashcards. Concentration the ore is crushed in crushers and is broken to small pieces. For iron, usually the oxide ores which are abundant and do not produce polluting gases like so2 that is produced in case iron pyrites are taken. In this video, we look at how displacement reactions can be used to extract metals from their compounds looking specifically at the extraction of iron. Extraction of metals cie igcse chemistry revision notes. The process of extracting iron from ore produces great quantities of. Question paper paper 2c june 2012 pearson qualifications.
It has been designed for students whose english is a second language. The process of the extraction of iron is carried out by the following steps. Most metals are found in ores where they have reacted with other elements. Pdf solvent extraction for iron control in hydrometallurgy. Rather, most iron ore compounds are polluted with sand, rock and silica. Alloys of irons are used to make cars, nails, bridges etc. The results from this study imply that aqueous extraction with strong chelators at relatively high ph, 911, effectively removes iron compounds and neutralises the acids present. Extraction of iron iron, perhaps the most important element to all civilization is also one of earths most abundant.
This is used as a source of carbon for metal extraction. Aluminium its chief ore, bauxite is available in india in abundance. In a blast furnace oxide ores of iron, after concentration through calcinationroasting are mixed with limestone and coke are fed from its top. The most common ore of iron is called haematite ironiii oxide.
In this metallurgical operation, the ore is concentrated by removing impurities like soil etc. Worksheets are extraction of metals, 10 extracting metals, old iron, metals and non metals chapter 3, g10 work for electrloysis, chemistry science unit 2, cambridge igcse chemistry topic 10 metals. Concentration of ore calcination or roasting of ore reduction of ore. The common ores of iron are both iron oxides, and these can be reduced to iron by heating them with carbon in the form of coke.
The iron extraction process is split into two lessons due to it being created for the igcse cambridge syllabus. The reactivity of a metal determines which method should be used to extract it from an ore. If all the carbon is removed from the iron to give high purity iron, it is known as wrought iron. They should be able to out line the method used for extraction of a. These worksheets help to build this knowledge, taking the extraction of iron, lead and copper as examples. The powerpoint is to be delivered the entire duration of the lesson which also. Extraction of iron very unreactive metals are found directly in the ground as elements, eg. Alloys are nothing but a mixture of different types of metals. Extraction of metals teaching resources the science teacher. Learn about and revise extracting and using metals with this bbc bitesize gcse chemistry eduqas study guide. Carriers and tracers, which are unique to radiochemistry, are described in section 14. The earths crust contains metals and metal compounds such as gold, iron oxide and aluminium oxide. Principles of extraction this chapter focuses on three widely used techniques for extraction of semi.
Corus the chemistry of steelmaking notes for teachers. The oxygen must be removed from the ironiii oxide in order to leave the iron behind. The blast furnace diagram is a particularly useful visual aid for teachers. Reduction of iron is shown in the following chemical equation. Click on popout icon or print icon to worksheet to print or. Reduction does not work for all metals, so there are other methods for extraction apart from reduction with carbon. Like the majority of metal ores, iron ores are not pure compounds. Extraction of iron examples, answers, activities, experiment, videos. Wrought iron is quite soft and easily worked and has. Igcse extraction of metals from ores notes igcse and ial. Redox reactions are involved in the extraction of metals from their ores, eg extracting iron by reduction within the blast furnace.
Extraction of iron lesson plan template and teaching resources. Corus the chemistry of steelmaking notes for teachers age 1416 using the resource 1 extracting iron from iron ore the extraction of iron from its ore and its conversion into steel can be taught andor consolidated with the help of this electronic resource. The quizworksheet combo aids in checking your knowledge of the extraction of aluminum, copper, zinc, and iron. Pig iron contains about 4% of carbon and many other impurities such. Extraction of metals occurrence ores of some metals are very common iron, aluminium others occur only in limited quantities in selected areas ores need to be purified before being reduced to the metal this adds to the expense high grade ores are therefore cheaper to process. This resource will help teachers to test, and challenge students to improve their understanding of the extraction of iron from the blast furnace and the various reactions taking place in the furnace. Extraction based on revised version by women in mining. It is concentrated with gravity separation process in which it is washed with water to remove clay, sand, etc. Where metals are extracted from and the process of oxidation are among the topics on. Visit a county like devon, with its red soils, and youll see iron ore iron oxide right there. The diagram shows the blast furnace for the extraction of iron from its ore, taken as haematite.
Objectives general principles and gener processes of. Iron iron ore reserves in the country are estimated at 1750 crore tonnes. Transition metals have high melting points and densities, form. In some places, the mineral deposits in rock contain a high concentration of one metal. Certain metals, such as iron, can be only be reduced using carbon if they are heated to very high temperatures. Gcse notes on metal extraction aqa ccea edexcel ocr 21stc ocr gateway wjec email comment. Place the metals lead, calcium, copper, zinc and aluminium into the reactivity series below. Documents demonstrate extraction of iron from iron ore using the blast furnace and the key word equations for the different reactions. But alloys of iron such as steel are highly useful.1552 74 1267 1052 1137 45 751 1152 1382 1631 1645 1482 310 175 1599 1532 942 897 707 1396 108 88 419 135 826 872 673 448 1328 63 1368 118