extraction iron answers

  • Extraction of iron Very unreactive metals are found directly in the ground as elements, eg. gold. Most metals are found in ores where they have reacted with other elements. ... a free math problem solver that answers your questions with step-by-step explanations.Metallurgy - Test Questions | TutorvistaAnswer: The term 'Gangue' is used for all the earthly impurities associated with the ore of the metal. These need to be removed before the extraction step. Example: In iron ore, sand SiO 2 is the main gangue. The term 'Flux' refers to the compound added during extraction, which reacts with a non fusible (high melting point) gangue and forms a ...Extraction of Iron? | Yahoo AnswersMar 01, 2008 · Extraction of Iron? What are the 3 raw materials needed to make iron? Is it Haematite, Coke and Limestone? Follow . 3 answers 3. ... Answers. Relevance. Rating Newest Oldest. Best Answer: yes it is limestone is to remove impurities coke is to remove oxygen haematite is iron oxide that contains iron . Source(s): Anonymous · 1 decade ago . 2.

  • Explain the extraction of iron. | eNotes

    Get an answer for 'Explain the extraction of iron.' and find homework help for other Science questions at eNotesDescribe the extraction of iron - answersTrue iron filings are just little shavings of iron, but steel is often used. The extraction and processing of iron ore utilizes the magnetic property of iron, so almost all iron used already has a ...GCSE CHEMISTRY - Extraction of Iron - Haematite ...Extraction of Metals. Extraction of Iron.. Iron is extracted from its ore in the blast furnace.. The main iron ore is called haematite. Haematite is iron(III) oxide - Fe 2 O 3. The iron ore contains impurities, mainly silica (silicon dioxide). Limestone (calcium carbonate) is added to the iron ore which reacts with the silica to form molten calcium silicate in the blast furnace.

  • How is iron extracted from iron ore? | Yahoo Answers

    Dec 04, 2006 · Best Answer: In order to obtain elemental iron, the impurities must be removed by chemical reduction. Industrially, iron is extracted from its ores, principally hematite (nominally Fe2O3) and magnetite (Fe3O4) by a carbothermic reaction (reduction with carbon) in a blast furnace at temperatures of about 2000°C.EXTRACTION OF IRON - citycollegiateThe process of the extraction of iron is carried out by the following steps: Concentration of ore Calcination or Roasting of ore Reduction of ore : Concentration of ore: In this metallurgical operation, the ore is concentrated by removing impurities like soil etc. .Extraction Of Iron And Basic Electrolysis Quiz - ProProfs QuizIn this quiz we'll be taking a look at two subjects regarding the scientific study of chemistry: iron extraction and the process of electrolysis, which is a technique that involves using a direct electric current to drive an otherwise non-spontaneous chemical reaction. What do you know about them?explain the extraction of iron by blast furnace - BrainlyThis concentrated ore is mixed with limestone (CaCO3) and Coke and fed into the blast furnace from the top. It is in the blast furnace that extraction of iron occurs. 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. Pls mark it as brainliest ...Explain the extraction of iron. | eNotesGet an answer for 'Explain the extraction of iron.' and find homework help for other Science questions at eNotesWhy is limestone used in the iron extraction process ...Jun 11, 2009 · Best Answer: Iron ore is burned with coked coal which is almost pure carbon. This produces enough heat to melt the iron ore which is mostly Fe2O3, and the coke supplies carbon (along with air added to the mix) along with oxygen in short supply to make carbon monoxide, which is the agent responsible for reducing the Fe2O3 to pure iron.

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