Advertisements
Advertisements
प्रश्न
What is the role of CO in the extraction of Iron?
Advertisements
उत्तर
CO acts as a reducing agent due to which iron in the ore reduces to iron metal.
APPEARS IN
संबंधित 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?
What is the role of silica in the extraction of copper?
Write the names and chemical formulae of any ‘two’ minerals of aluminium.
What is 'copper matte' ?
In the extraction of zinc from zinc blende:
(i) Give an equation to show how zinc oxide is converted to zinc.
(ii) How is impure zinc finally electro-refined?
Metals which occur in their native state in nature:
Metal which is found in free state is:
The most abundant metal on earth is:
The main reactions occurring in blast furnace during extraction of iron from haematite are:
(i) \[\ce{Fe2O3 + 3CO -> 2Fe + 3CO2}\]
(ii) \[\ce{FeO + SiO2 -> FeSiO3}\]
(iii) \[\ce{Fe2O3 + 3C -> 2Fe + 3CO}\]
(iv) \[\ce{CaO + SiO2 -> CaSiO3}\]
Extraction of zinc from zinc blende is achieved by:-
