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प्रश्न
What is the role of coke in the extraction of iron from its oxides?
Describe the role of the coke in the extraction of iron from its oxides.
Describe the role of the following:
Coke in the extraction of iron from its oxides.
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उत्तर १
Coke reduces the iron oxide to molten iron metal. Also, coke, when burnt in the blast furnace, supplies the heat required for carrying out the extraction of iron from its oxide.
\[\ce{FeO + C -> Fe + CO}\]
उत्तर २
In the extraction of iron from its oxide, coke acts as:
- Fuel
- Reducing agent
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संबंधित प्रश्न
Write the names and chemical formulae of any one ore of iron.
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?
Which form of the iron is the purest form of commercial iron?
Describe the roles of the following: SiO2 in the extraction of copper from copper matte
A current liberates 0.50 g of hydrogen in 2 hours. The weight of copper (at. wt. = 63.5) deposited at the same time by the same current through copper sulphate solution is ______.
Metals which occur in their native state in nature:
Metal which is found in free state is:
Which of the following reactions occur during calcination?
(i) \[\ce{CaCo3 -> CaO + CO2}\]
(ii) \[\ce{2FeS2 + 11/2 O2 -> Fe2O3 + 4SO2}\]
(iii) \[\ce{Al2O3. {x}H2O -> Al2O3 + {x}H2O}\]
(iv) \[\ce{ZnS + 3/2 O2 -> ZnO + SO2}\]
Pyrolusite is ______.
The ore that contains both iron and copper is ______.
