Advertisements
Advertisements
Questions
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.
Advertisements
Solution 1
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.
\[\ce{FeO + C -> Fe + CO}\]
Solution 2
In the extraction of iron from its oxide, coke acts as:
- Fuel
- Reducing agent
APPEARS IN
RELATED QUESTIONS
Mention names and formulae of two ores of alumunium.
Describe the roles of the following: SiO2 in the extraction of copper from copper matte
Explain the following methods to protect metals from corrosion:
Passivation
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 ______.
Describe the role of the cryolite in the extraction of aluminium from pure alumina.
Metal which is found in free state is:
Extraction of zinc from zinc blende is achieved by:-
In the extraction of iron, the slag produce is
Which of the following statements, about the advantage of roasting of sulphide ore before reduction is not true?
Match List - I with List - II.
| List - I | List - II | ||
| (One) | (Composition) | ||
| (A) | Siderite | (I) | FeCO3 |
| (B) | Malachite | (II) | CuCO3 · Cu(OH)2 |
| (C) | Sphalerite | (III) | ZnS |
| (D) | Calamine | (IV) | ZnCO3 |
Choose the correct answer from the options given below:
