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प्रश्न
Out of C and CO, which is a better reducing agent at the lower temperature range in the blast furnace to extract iron from the oxide ore?
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उत्तर
Out of C and CO, CO is a better reducing agent at the lower temperature range because `triangleG_(CO,CO_2)< triangleG_(Fe,FeO) ` . So, CO will reduce FeO, and will itself be oxidized to CO2.
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संबंधित प्रश्न
Write the names and chemical formulae of any one ore of iron.
Silica is added to roasted copper ore during smelting process to remove _______.
(A) ferrous sulphide
(B) ferrous oxide
(C) cuprous sulphide
(D) cuprous oxide
Fe2O3 is reduced to spongy iron near the top of blast furance by
(A) H2
(B) CaO
(C) SiO2
(D) CO
What is the role of coke in the extraction of iron from its oxides?
What is the role of silica in the extraction of copper?
Which of the ores mentioned can be concentrated by magnetic separation method?
Draw a neat, well labelled diagram of electrolytic cell for extraction of aluminium
Metal which is found in free state is:
Carbonate ore of iron is ____________.
Metal always found in Free State is
