In the extraction of Fe from 'Fe2 O3' th...

In the extraction of Fe from 'Fe_2 O_3' the reducing agent is

elctrolytic reduction

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Names of some minerals are given below. .i) Haematite ii) bauxite iii) Dolomite a. Identify the mineral of Iron (Fe) b. Name the reducing agent mainly used in the extraction of iron from its ore. c. What is the role of powdered lime stone in the extraction process of iron?

Features of ore and impurity are given in the table. Write down the method usedfor theseparation of theore. Which reducing agent used for reducing ZnO,Fe_2O_3,AI_2O_3 ?

Assertion: If pure haematite is used as an ore for iron extraction, there is no need of roasting Reason: In the extraction of iron, final product in roasting is Fe_2O_3

The equations of the production of iron in the blast furnace are given. Asnwer the fol-lowing questions C+O_2rarrCO_2 , CO_2+crarr2CO , CaCO_3rarrCaO+CO_2 , CaO+SiO_2rarrCaSiO_3 , Fe_2O_3+3COrarr2Fe+3CO_2 : Which substance reduces haematite in the metallurgy of iron? How this redu-cing agent is produced in teh furnace?

The final step for the extraction of copper from copper pyrites in Bessemer converter involves the reaction (1) Cu_2S + 2FeO→2Cu + 2Fe +SO_2 (2) Cu_2S + 2Cu2_ O → 6Cu+SO2 (3) 4Cu_2 O +Fe S → 8Cu + 2FeSO4 (4) 2Cu_2 O + FeS → 4Cu + Fe + SO2

Second law of thermodynamics deals with the spontanelty of a process. Iron is extracted from the ore Fe_2O_3 . Using the date given above suggest whether the decomposition of Fe_2O_3 is feasible or not. Substantiate. (DeltaH^@= 824 kJ//mol, DeltaS^@ + 0.276 kJ//mol K, T = 298 K).

In the extraction of Cu, the reaction Cu _(2) O + Fe S to F e O + Cu _(2) S takes place during the

Assertion : Iron pyrites is not useful in the extraction of Fe. Reason : Polluting SO_2 gas is produced during extraction.

V PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-QUESTION BANK

Which of the following metals is extracted by. the electrometallurgica...
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The methods chiefly. used for the extraction of lead and tin from thei...
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In the extraction of Fe from 'Fe2 O3' the reducing agent is
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During the extraction of iron, slag produced is
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The magnetite ore is
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The ore having two different metal atom is
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Mond's process is used for
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In metallurgy, flux is a substance used to convert
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