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Which of the following processes are spontaneous Yahoo

 · The combustion of natural gas The extraction of iron metal from iron ore A hot drink cooling to room temperature Drawing heat energy from the ocean s surface to power a ship

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Iron Extraction Process rogesa de

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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Ways to Separate Metal From Ore Sciencing

The process of separating a metal from its ore is known as smelting Smelting is widely practiced today and has a long history dating back to the Bronze Age when ancient peoples first learned the technique Smelting methods range from the basic to the high tech and

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Extracting Metals by Electrolysis

extracting metals from their ores reduction with carbon electrolysis using electricity The method of extraction which is most appropriate depends on the reactivity of the metal being extracted Most metals are found combined with other elements as compounds in ores These metals must be extracted from their ores before they can be made useful

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Metals and Non metals Extraction of metals class 10

Occurrence and Extraction of Metals Source of metal Metals occur in earth s crust and in sea water in the form of ores Earth s crust is the major source of metal Sea water contains many salts such as sodium chloride magnesium chloride etc

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The Extraction of Iron Chemistry LibreTexts

 · Extraction of iron from its oxides In a Blast furnace Oxide ores of iron after concentration through calcination roasting are mixed with limestone and coke are fed from its top Hot air is blown

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Processes extraction mining smelting refining

Processes Copper is found in natural ore deposits around the world This page explains the production route taken from extraction of ore containing rock to a final product that is the highest purity commercial metal in existence and used in a wide variety of applications essential to modern living

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Extracting iron and copper Extracting and using metals

Iron and aluminium are extracted from their ores in different ways because the metals have different reactivities Metals are used for different purposes depending on their properties

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An Introduction to the Chemistry of Metal Extraction

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 aluminum copper iron and titanium are given in separate pages in this section

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Notes OCCURRENCE AND EXTRACTION OF METALS

Notes 4 CHEMISTRY MODULE 6 Occurrence and Extraction of Metals Chemistry of Elements Copper India does not have rich copper ore deposits The total reserves of the ore in the country are estimated around 60 crore tonnes Major ore producing areas are Singhbum district Bihar Balaghat

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Pros and Cons of Extracting Metal Versus Recycling Scrap Metal

 · Below are the pros and cons of extracting raw metal versus recycling scrap metal Extracting Raw Metal Advantages Raw metal can be a source of valuable revenue It can be exported and sold to countries that consume metal the most such as China and the United States Extracting raw metal also creates jobs for a lot of people so does

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GCSE CHEMISTRY Extraction of Copper Thermal

Extraction of Metals Extraction of Copper Copper is sometimes found as native metal Copper ores include copper II oxide and copper II sulfide Copper II oxide can be reduced by reaction with carbon Some copper ores may contain only small amounts of copper These are called low grade ores and have less than 1 copper but they are still used because copper is so valuable

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Boardworks GCSE Science Chemistry Extracting Metals

3 Boardworks GCSE Science Chemistry Extracting Metals Autumn 2006 5 of 27 © Boardworks Ltd 2006 Why are some areas mined and not others In industry an ore is a

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Iron processing Britannica

Iron processing use of a smelting process to turn the ore into a form from which products can be fashioned Included in this article also is a discussion of the mining of iron and of its preparation for smelting Iron Fe is a relatively dense metal with a silvery white appearance and distinctive

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extraction of metals introduction chemguide

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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Extracting Ores Mining Of Mineral Resources Siyavula

We will discuss the extraction of iron from iron ore as an example Extraction of iron Iron atoms are found in the compounds FeO Fe 2 O 3 and Fe 3 O 4 and in rocks like haematite and magnetite South Africa is the seventh largest producer of iron ore in the world Iron has been mined in South Africa for thousands of years

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Environmental impact of iron ore mining Wikipedia

Roughly 98 of iron ore on the global market is used in iron and steel production Mining and processing Common methods of extracting the iron ore consist of blasting drilling or general excavating Most iron ore is produced from open pit mines After the iron ore is out of the ground it may be shipped to the iron and steel manufacturing

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IRON AND STEEL chemguide co uk

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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How Is Iron Extracted From the Earth Reference com

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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Extraction of metals Metals Quiz Quizizz

A method of extracting metals from their ores that are more reactive than carbon answer choices carbon extraction fractional distillation electrolysis cracking Tags Which statement is correct about extraction of iron from its ore answer choices Iron is more difficult to extract than copper

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Extraction of Metals World of Chemistry

4 26 2010 1 Extraction of Metals Learning Objectives Describe the ease of obtaining metals from their ores by relating the elements to their position in the reactivity series Describe the essential reactions in the extraction of iron from Haematite using the

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GCSE CHEMISTRY Extraction of Metals What is a Metal

Extraction of Metals What is a Metal Ore A solid element or compound which occurs naturally in the Earth s crust is called a mineral A mineral which contains a high enough percentage of a metal for economic extraction is called a metal ore Economic extraction means that the cost of getting the metal out of the ore is sufficiently less than the amount of money made by selling the metal

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Principles and Procedures involved in the Extraction of Metals

P rinciples of Metal Extraction Metals are found in the combined state in ores where they exist as positive ions During the extraction of metals the metallic ions must first be reduced to the corresponding metal atoms This reduction process can be done electrolytically or

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Ore Wikipedia

The value of the metal an ore contains must be weighed against the cost of extraction to determine whether it is of sufficiently high grade to be worth mining Metal ores are generally oxides sulfides silicates native metals such as copper or noble metals such as gold Ores must be processed to

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gcse 2 Blast furnace extraction of iron recycling steel

2 Extraction of Iron and Steelmaking Doc Brown s GCSE IGCSE O Level KS4 science–CHEMISTRY Revision Notes – Mining of Minerals and Methods of Extracting of Metals How do we extract iron from its mineral ores like the iron oxide ores haematite and magnetite

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C10 3 – Extraction of Metals – IGCSE AID

Describe the essential reactions in the extraction of iron in the blast furnace An ore is a rock from which metals can be extracted The main ore of iron is hematite which contains large amounts of iron III oxide It is reduced by carbon to for iron but this takes place in a huge blast furnace

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3 Extracting Iron IGCSE Chemistry

5 1 explain how the methods of extraction of the metals in this section are related to their positions in the reactivity series 5 4 describe and explain the main reactions involved in the extraction of iron from iron ore Haematite using 3 Extracting Iron

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The Impact of Metal Extraction to the Environment Economy

 · Environmental Impact of Metal Extraction When metal is extracted from the ground it creates a lot of negative impact to the environment Look at what s happening in Brazil the country that s fast becoming the world s primary supplier of gold It is estimated that more than 2 000 tonnes of mercury have been released into the environment as a result of the modern Brazilian gold rush

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Extracting a metal from its ore chymist com

Metals with low chemical activity such a gold and silver are normally found in their pure state Copper tin lead and iron are more reactive and must be heated with carbon to extract the metals Aluminum calcium sodium and other active metals are extracted using electrolysis Copper can be extracted from its ores by reduction

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50 5 EXTRACTION OF METALS METALLURGY Chemistry

50 5 EXTRACTION OF METALS METALLURGY The process of extracting pure metal from its ore is known as metallurgy Since the nature of the ore and also the properties of different metals are different therefore it is not possible to have the universal scheme which may be applicable to all the metals For example tungstates of iron

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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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Boardworks GCSE Science Chemistry Extracting Metals

2 Boardworks GCSE Science Chemistry Extracting Metals Autumn 2006 3 of 27 © Boardworks Ltd 2006 Metal extraction is a large and important industry

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Notes on Extraction Of Metals Metallurgy Grade 11

The process of extracting a metal in pure form from its ore is known as metallurgy The process of treatment depends on upon the nature of the ore impurities and the metal From the extraction point of view the metals can be broadly classified into five categories

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Metal ores for low ability students Teaching Resources

 · Metal ores for low ability students 4 5 4 customer reviews Author Created by sian jones C1a Lesson 2 Metal Ores ppt 851 KB Taboo C1a metal ores Report a problem This resource is designed for UK teachers View US version Year 9 Extracting Metals lesson 9Fe

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extraction of metal from ore Solution for ore mining

 · The extraction of copper from ore is the process that laid the foundations for industrialized society Electrochemistry Encyclopedia Extracting metals from sulfide ores The extraction of metals from their ores has been an essential factor in the in recovering metals from their minerals is that of finding ore bodies in which metal

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Types of Extraction S cool the revision website

Methods of extraction Many metals are found in the Earth s crust as ores An ore is usually a compound of the metal mixed with impurities When the metal is dug up a method must be used to separate the metal from the rest of the ore This is called extracting the metal The method of extraction depends on how reactive the metal is The more reactive the metal the more difficult it is to

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Extracting iron and copper Reactions of metals AQA

The reactivity series shows metals in order of reactivity The reactivity of a metal is related to its tendency to form positive ions Iron and aluminium are extracted from their ores in various ways

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PDF SELECTIVE EXTRACTION OF METALS FROM COMPLEX ORES

The principles of selective reduction and extraction of iron from lean and complex ores without melting have been developed The iron is reduced directly inside the lattice of complex oxides at a

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Extraction of metals Iron Wikiversity

Iron is extracted from its ore haematite by reduction with carbon This takes place in a blast furnace named after blasts of air 20 oxygen heated to 1000 °C which are blasted into the bottom of the furnace A mixture of crushed iron ore coke an almost pure form of carbon and limestone is fed into the top of the blast furnace

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How can metal mining impact the environment American

Metal Mining and the Environment p 7 20 27 31 35 38 39 Published by the American Geosciences Institute Environmental Awareness Series Modern mining operations actively strive to mitigate potential environmental consequences of extracting metals and such operations are strictly regulated in

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C10 3 Extraction of Metals Flashcards Quizlet

10 3 1 Describe the use of carbon in the extraction of some metals from their ores Only metals carbon in the Reactivity Series can be obtained by a displacement reaction

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IGCSE Extraction of Metals From Ores Notes IGCSE And IAL

 · GCSE Science Chemistry 9 1 Extraction of Metals we look at how displacement reactions can be used to extract metals from their compounds looking specifically at the extraction of iron We

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Extraction of Chromium from Chromite Ore

Chemical grade chromite ore generally ranged from 40 to 46 pct Cr2O3 with a chromium to iron ratio of 1 5 1 to 2 1 Refractory grade chromite ores contained a minimum of 20 pct Al2O3 and more than 60 pct Al2O3 plus Cr2O3

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Extraction of Metals from Concentrated Ore Reduction of

Extraction of Metals Now we already saw how the ore of a metal is concentrated to remove impurities known as gangue After concentration of ores we must now extract metal from in it This step will give us metal in its pure form i e the native form of metal First we must convert the ore to a suitable form

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