A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally pig iron, but also others such as lead or copper. Edexcel international gcse 91 chemistry student book sample. Extracting iron gcse chemistry single science revision other. An aqueous solution containing this maximum mass can be described as a saturated solution. Extraction of iron on a match head resource rsc education. Links revision quizzes revision questions the periodic table index metal quiz. Chemistry single science chemistry is the study of the composition, behaviour and properties of matter, and of the elements of the earth and its atmosphere. The blast furnace process has auxiliary equipment associated with it. This is called thermal decomposition see examples of other carbonates.
Aqa chemistry c1 unit 6 plant oils and their uses 30 terms. Start studying bisv igcse chemistry topic 14 the blast furnace. Chemistry extraction of iron in blast furnace egogy duration. Blast furnace, a vertical shaft furnace that produces liquid metals by the reaction of a flow of air introduced under pressure into the bottom of the furnace with a mixture of metallic ore, coke, and flux fed into the top. Edexcel international gcse chemistry 4ch1 for exams from 2019. In this gcse chemistry revision video, hazel teaches you about iron manufacturing in a blast furnace, including key balanced equations, raw materials used and removal of acidic impurities. In this gcse chemistry revision video, hazel asks you quick fire questions on the topic of the blast furnace, including the process of. Gcse chemistry extraction of iron picture of the blast furnace. A catalyst article about chemical reactions that occur in a blast furnace during the steelmaking process. A blast furnace is a special type of furnace for smelting iron from ore. Chemical changes chemistry gcse revision buddy science ks4. Strassburger volume 52, parts 12 of metallurgical society. The blast furnace is a large steel structure about 30 metres high. My cgp guide has things that arent in the kerboodle text book and on bbc bitesize etc, and viceversa.
The blast furnace is a huge, steel stack lined with refractory brick, where iron ore, coke and limestone are dumped into the top, and preheated air is. The extraction of iron and a picture of the blast furnace. The blast furnace process can be briefly described as follows. The molten iron is made using the thermit reaction where iron oxide is reacted with aluminium powder. Blast furnace definition and meaning collins english dictionary.
More reactive metals exist in compounds and have to be reduced, for example how iron oxide is reduced in the blast furnace by carbon monoxide to form iron. Cross through any work you do not want to be marked. The hot air blast to the furnace burns the coke and maintains the very high temperatures that are needed to reduce the ore to iron. Put the head of the match into a blue bunsen flame airhole open. Blast furnace practice 91 gcse and igcse chemistry aqa. A blast furnace works by blasting hot air up through the furnace while fuels, limestone, and ore move continuously through the top of the furnace. Preheated blast air blown into the furnace reacts with the carbon in the form of coke to produce carbon monoxide and heat. Iron oxides, flux agents, and metallurgical coke are added to a skip car at the stock house.
These revision notes on the extraction of iron in a blast furnace and the process of steel making and other alloys should prove useful for the new aqa, edexcel and ocr gcse 91 chemistry science courses. The furnace is charged from the top, with our three raw materials. Calcium carbonate is decomposed by heat in the furnace to give calcium oxide and carbon dioxide. The graph shows the solubilities of three solids at different temperatures. Blast refers to the combustion air being forced or supplied above atmospheric pressure in a blast furnace, fuel, ores, and flux are continuously supplied through the top of the furnace, while a hot blast of air sometimes with. Loop games and works sheet on blast furnace use for extracting iron using carbon monoxid. Read book igcse chemistry paper may 20 igcse chemistry paper may 20 igcse chemistry 062032 mayjune20, complete paper edexcel igcse chemistry 1c, may 20 part 1 gcse chemistry questions science with hazel in this video hazel answers another selection of chemistry exam questions on the blast furnace and electrolysis of aluminium. The purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called hot metal. Videos, quizzes and downloads on displacement reactions, extracting metals, salts from metals. The formation of iron and steel the blast furnace 2. Jul 21, 2014 most of the iron produced is converted into steels. Edexcel international gcse 2009 chemistry 4ch0 and kch0. Coke, limestone and iron ore are poured in the top, which would normally burn only on the surface. The furnace gets its name from the method that is used to heat it.
Edexcel asa level chemistry student book 1 answers. Iron ores such as haematite contain ironiii oxide, fe 2o 3. Gcse chemistry extraction of iron picture of the blast. This short article features a diagram of a blast furnace showing the active ingredients used to produce iron from ore. Learn vocabulary, terms, and more with flashcards, games, and other study tools. It is lined with refractory firebricks that can withstand temperatures approaching 2000 o c. Loop games and works sheet on blast furnace use for extracting iron using carbon monoxide. Pearson edexcel certificate pearson edexcel international. Gcse chemistry question paper unit 01 chemistry june 2017. Steels are alloys, that are carefully controlled mixtures of iron, carbon and other elements. Do all rough work in this book, not on your answer sheet. For more of these comprehensive videos related to cbse class 612, visit.
Gcse chemistry for you 5th edition free support resources for chemistry for you 5th edition. Not sure how or if i should credit this, it was just a handout my teacher gave us all at the beginning. Chemical changes chemistry gcse revision buddy homework help. Gcse chemistry question paper unit 01 chemistry june 2016 author. The common ores of iron are both iron oxides, and these can be reduced to iron by heating. Extracting iron from iron ore using a blast furnace. Middle order metals like iron are extracted by reducing with carbon in the blast furnace. Blast furnace blast furnace, furnace, gcse chemistry.
However, some blast furnace iron is used as cast iron, which is a metal that is particularly strong in compression even though it is brittle. Blast furnacetheory and practice, volume 1 volume 2 of blast furnace blast furnacetheory and practice, julius h. Molten iron from the blast furnace is poured into an oxygen furnace. Blast furnace extraction of iron recycling, steel making. Describe and state the essential reactions in the extraction of iron from hematite. Edexcel level1level 2 certificate in chemistry kch0 the number of guided learning hours required for this qualification is 120140, which equates to approximately 2 hours per week over 60 weeks and reflects how centres will use time for practical activities differently.
Click on a part of the picture below for further information. Jul 10, 2017 issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Step 2 the blast furnace the outer case is a water cooled steel casing that provides the main support for the 30 m high furnace. Not for resale, circulation or distribution in whole or in part. Everyday low prices and free delivery on eligible orders.
Temperature of a blast furnace the physics factbook. Issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Gcse chemistry question paper unit 1a chemistry products. Science chemistry resources my high school chemistry cheat sheet 4 years later and i still use this, it has been good to me. Blast furnaces are also called high ovens a blast furnace is usually built with a steel case and bricks made of magnesium oxide or other refractory material. Im pretty sure if they were to ask about the blast furnace, then they would give a lot of the details in the question, for example they might ask for s. Blast furnace is a furnace for smelting of iron from iron oxide ores hematite, fe 2 o 3 or magnetite, fe 3 o 4. This auxiliary equipment and the gaseous pathways inside a blast furnace process are shown in figure 2. Extraction of metals cie igcse chemistry revision notes. A blast furnace is a large structure in which iron ore is heated under pressure so that. Preheated air at about o c is blasted into the furnace through nozzles near its base the largest blast furnaces in the. Iron ores are reduced by coke carbon in a blast furnace.
What percentage of iron from a blast furnace is pure iron. Blast furnace quick fire questions gcse science revision. Extracting iron using a blast furnace, uses of iron and aluminium. Feb 03, 2016 in this gcse chemistry revision video, hazel teaches you about iron manufacturing in a blast furnace, including key balanced equations, raw materials used and removal of acidic impurities. Gcse chemistry chemistry lessons chemistry experiments science classroom science education. In my cgp guide its not in there, but on the kerboodle text book there a. Today there are three kinds of blast furnaces used to create metals. Aqa gcse chemistry 8462 edexcel gcse chemistry 1ch0 ocr gateway chemistry j248. A powerpoint which goes through the stages of the blast furnace, including the equations to go with the stages. Limestone is calcium carbonate caco 3 and it is added to the blast furnace to remove the impurities in the iron ore. Preheated air at about o c is blasted into the furnace through nozzles near its.
Gordon and breach science publishers, 1969 blast furnaces 1040 pages. The method used in blast furnaces have been used since the 1500s. Gcse science a chemistry foundation tier unit chemistry c1 thursday 18 may 2017 morning time allowed. The following questions are about the blast furnace and the production of iron. This can be used in conjunction with the blast furnace story board.
In this gcse chemistry revision video, hazel teaches you about iron manufacturing in a blast furnace, including key balanced equations, raw. Blast furnace definition of blast furnace by the free. Blast furnace practice 91 gcse and igcse chemistry. Chemical bonding, application of chemical reactions and organic chemistry. A blast furnace can produce about 700 tonnes of iron a day. Blast furnace definition and meaning collins english. Blast furnaces are used to produce pig iron from iron ore for subsequent.
There are several famous bridges made of cast iron. Gcse chemistry extraction of iron in the blast furnace. Meaning, pronunciation, translations and examples log in dictionary. They can be up to 60 metres 200 ft tall and 15 metres 49 ft in diameter. Gcse science a chemistry higher tier unit chemistry c1 thursday 19 may 2016 morning time allowed. It is heated by blowing hot air in at the base of the furnace, through pipes. Hi guys, do we need to know about the blast furnace for ocr gcse chemistry. Edexcel international gcse 2009 in chemistry 4ch0 and. Edexcel international gcse 91 chemistry student book. Blasts furnaces are used for smelting during the production of metals such as iron, lead, zinc, and copper. Read, highlight, and take notes, across web, tablet, and phone. Doc browns gcseigcse o level ks4 sciencechemistry revision notes mining of minerals and methods of. Science hand out with great tips and tricks to remember rules of chemistry a level placemat ideas. Learn about the methods of extracting iron and aluminium with bbc bitesize gcse chemistry.
858 1390 1509 806 893 696 1090 1372 255 1448 663 1530 1335 374 1285 108 1263 1393 894 160 997 1009 709 628 481 964 751 440 248 733 107 250 439 334