Advertisements
Advertisements
प्रश्न
Write down the reactions taking place in Blast furnace related to the metallurgy of iron in the temperature range 500-800 K.
उत्तर
The following reactions take place in blast furnace during the metallurgy of iron at the temperature range 500-800 K.
\[\ce{3Fe2O3 + CO -> 2Fe3O4 + CO2}\]
\[\ce{Fe3O4 + CO -> 3FeO + CO2}\]
\[\ce{Fe2O3 + CO -> 2FeO + CO2}\]
APPEARS IN
संबंधित प्रश्न
The reaction,
Cr2O3 + 2Al → Al2O3 + 2Cr
(ΔGθ = -421kJ) is thermodynamically feasible as is apparent from the Gibbs energy value. Why does it not take place at room temperature?
Write chemical reactions taking place in the extraction of zinc from zinc blende.
In the metallurgy of aluminium ______.
For the reduction of \[\ce{FeO}\] at the temperature corresponding to point D, which of the following statements is correct?
The purest form of iron is prepared by oxidising impurities from cast iron in a reverberatory furnace. Which iron ore is used to line the furnace? Explain by giving reaction.
Explain the following:
Carbon and hydrogen are not used as reducing agents at high temperatures.
A cuprous ore among the following is:-
Heating of MgCl2 6H2O in absence of HCl gives ______.
Carbon deposition reaction taking place in ______.
Assertion: For the extraction of iron, haematite ore is used.
Reason: Haematite is a carbonate ore of iron.