explain the extraction of iron



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explain extraction of iron and steel in nigeria

explain extraction of iron and steel in nigeria , The extraction of iron from its ore into a workable metal is much more difficult than for copper or tin The process appears to have been invented by the Hittites in about 1200 BC, beginning the Iron Age The secret of extracting and working iron was a key factor in the success of the ....

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GCSE CHEMISTRY - Extraction of Iron in the Blast Furnace ,

Extraction of Metals Extraction of Iron Chemistry of the blast furnace () Limestone is calcium carbonate (CaCO 3) and it is added to the blast furnace to remove the impurities in the iron ore Calcium carbonate is decomposed by heat in the furnace to give calcium oxide and carbon dioxide This is called thermal decomposition (see examples of other carbonates) ....

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MOST COMMON QUESTIONS METALLURGY-II 1MARK ,

Explain using Ellingham diagram , 1Draw a neat labeled diagram of blast furnace used in the extraction of cast iron Give the chemical reactions that take ,...

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Extraction of Iron from Haematite | Grade 12 Science Notes

Extraction of Iron from Haematite 1 Concentration: Haematite ore being oxide ore is concentrated by gravity separation process using hydraulic separator The oxide is being heavier settles to the bottom while lighter impurities come to the surface and is removed 2 Calcination:-...

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Extraction of Zinc from Zinc Blende | Grade 12 Science Notes

Extraction of Zinc from Zinc Blende Concentration: , Iron sheets are dipped in molten zinc bath & then passed through huge rollers that distributes zinc coat equally c By sherardizing:-The process is used for galvanization of small iron articles like nail, screws etc In this process iron article are mixed with zinc dust and then heated in ....

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extraction of iron explain shortly? | Yahoo Answers

Dec 16, 2006· extraction of iron Iron is the second-most abundant metal in the Earth's crust after aluminium It is one of the most commonly used metals in the modern world Iron as a metal in elemental form is rarely used on its own Most of the iron extracted today is converted to steel, an alloy of iron and carbon, which proves to be more useful than iron...

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Extraction of Zinc | Application Of Zinc Refining Process

The most commonly available ore used in the extraction of Zinc is called Zinc Blende also known as Zinc Sulphide (ZnS) Historically extraction of zinc has been more difficult than extraction of other metals because at temperatures where metals such as iron typically begins to melt, zinc is a gas...

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extraction of iron explain shortly? | Yahoo Answers

Dec 16, 2006· extraction of iron Iron is the second-most abundant metal in the Earth's crust after aluminium It is one of the most commonly used metals in the modern world Iron as a metal in elemental form is rarely used on its own Most of the iron extracted today is converted to steel, an alloy of iron and carbon, which proves to be more useful than iron...

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Extractions (video) | Chemical processes | Khan Academy

Extraction can be done in your organic chemistry lab using these two main pieces of glassware The first which is shown in blue is known as the separatory funnel, or the sep funnel for short At the top of this, this has an opening through which you can pour in liqu At the bottom, you have the stopcock, currently shown in the closed position ....

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How Is Iron Extracted From the Earth? | Reference

Iron ores in the form of hematite (ferrous oxide) and magnetite are removed from the earth through mining The use of heavy mining equipment is necessary to dig out large pits in an area with a large deposit of iron ore; however, because iron does not occur naturally, it is necessary to use a blast furnace to separate or refine iron from the other substances in the iron ore...

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Explain the extraction of iron from haematite - Chemistry ,

The process of the extraction of iron from haematite ore is carried out by the following steps:- 1Concentration of ore 2Calcination or Roasting of ore 3Reduction of ore Concentration of ore: In this metallurgical operation, the ore is concentrated by removing impurities like soil etc...

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Extraction of iron on a match head | Resource | RSC Education

Class practical Students reduce iron(III) oxide with carbon on a match head to produce iron in this small scale example of metal extractionThe experiment can be used to highlight aspects of the reactivity seri Lesson organisation This experiment can easily be carried out on an individual basis by students...

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Iron Ore Smelting Process - Brighthub Engineering

Introduction to Iron Ore and Steel Smelting Processing Iron ore is obtained in the conventional method of open cast or underground mining and conveying the ore to the surface preparation are where it is crushed, washed, and transported to the smelter...

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explain the extraction of iron by blast furnace - Brainlyin

Explain the extraction of iron by blast furnace Ask for details ; Follow Report by Sahil5619 18012019 Log in to add a comment Answers Extraction of iron from its ore is the third and the penultimate process in the Metallurgy The extraction of metals and its isolation occurs over a ,...

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Iron Production - Chemistry LibreTexts

The production of iron from its ore involves an oxidation-reduction reaction carried out in a blast furnace Iron ore is usually a mixture of iron and vast quantities of impurities such as sand and clay referred to as gangue The iron found in iron ores are found in the form of iron oxid...

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Iron Extraction Process - Dillinger

Iron Extraction Process In the blast furnace process, the first step on the way towards heavy plate, pig iron is produced from iron ore The composition of the ore and additions is accurately adjusted to the final products of AG der Dillinger Hüttenwerke and Saarstahl AG...

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IRON AND STEEL - chemguide

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 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 ....

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chemistry As and A level /GCE: November 2008

Nov 26, 2008· 1) Explain the extraction of iron The ore of iron is hematite (Fe O)the apparatus used for this purpose is called BLAST FUNACE It is made up bricks to with stand the high temperature ( DRAW THE FURNACE) Hot air is blown from the down part ,...

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Extracting iron and copper - Reactions of metals - AQA ,

This method of extraction works because carbon is more reactive than iron, so it can displace iron from iron compounds Extracting a metal by heating with carbon is cheaper than using electrolysis...

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What is the chemical equation for making iron from its ore ,

Mar 07, 2010· During the extraction of iron, the reduction of iron oxides takes place in a blast furnace In this process, hot air is blown from the bottom of the furnace and coke is burnt to raise the temperature up to 2200 K in the lower portion itself...

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Extracting iron - BBC Bitesize

Extracting iron The blast furnace Iron is extracted from iron ore in a huge container called a blast furnace Iron ores such as haematite contain iron(III) oxide, Fe 2 O 3 The oxygen must be ....

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Why is iron extracted from haematite, instead of iron pyrites?

hey thanks for asking this question, The reason is pyrite is exothermic it can cause hazard in min It is more economical to extract iron from others minerals pyrite is geologically unstable and will turn into sulfurous minerals and viable ore....

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What is the purpose of limestone in a blast furnace? - Quora

Nov 14, 2017· limestone is used to remove impurities in the furnace and the main impurity of the blast furnace is silica (sand and rock) which is silicon dioxide silicon dioxide is a solid at furnace temperatures so it reacts with calcium oxide from the decomp....

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Explain extraction of iron from haematite

Explain extraction of iron from haematite Gujarat Board Science 8 Metals Answer : Iron is extracted from haematite by reduction in blast furnace The blast furnace is narrow in upper part, wide in middle and narrow at bottom part The inner side of blast furnace has brick which are fire proof...

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explain extraction of iron from iron ore - Brainly

Explain extraction of iron from iron ore See answers (1) Ask for details ; Follow Report What do you need to know?...

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How iron is made - material, manufacture, making, history ,

The process of extracting iron from ore produces great quantities of poisonous and corrosive gas In practice, these gases are scrubbed and recycled Inevitably, however, some small amounts of toxic gases escape to the atmosphere A byproduct of iron purification is slag, which is produced in huge amounts...

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The Blast Furnace | S-cool, the revision website

How to extract iron from its ore The method Three substances are needed to enable to extraction of iron from its ore The combined mixture is called the charge: Iron ore, haematite - often contains sand with iron oxide, Fe2O3 Limestone (calcium carbonate) Coke - mainly carbon The charge is placed a giant chimney called a blast furnace The blast furnace is around 30 metres high and lined ....

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what is the principle of seperating funnel technique how ,

A separating funnel is a separation technique that is used for two liquids that do not dissolve in each other L iquids that do not dissolve in each other are called immiscible In the extraction of iron ore ,the lighter stag is removed from the top by this method to leave the molten iron at the bottom in a furnace...

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extraction of metals - introduction

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 ....

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iGCSE Chemistry: 5 Chemistry in society Paper 1 Flashcards ,

iGCSE Chemistry: 5 Chemistry in society Paper 1 study guide by sophie_tice includes 28 questions covering vocabulary, terms and more , Explain why silicon dioxide reacts with calcium oxide , Give the 5 equations that make up the extraction of iron...

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