Advertisements
Advertisements
प्रश्न
Choose the most correct option.
The flux added during the extraction of iron from haematite is its?
पर्याय
Silica
Calcium carbonate
Sodium carbonate
Alumina
उत्तर
Calcium carbonate
APPEARS IN
संबंधित प्रश्न
Define Metallurgy
Explain the following term
Smelting
Answer the following
Write the steps involved in the metallurgical process.
Which of the following is NOT a mineral of iron?
Which among following processes occurs at 1500 K in blast furnace for extraction of iron?
What is the role of tuyers used in blast furnace for extraction of iron?
Which of the following is a mineral of zinc?
Which of the following methods is used for concentration of iron ore?
Identify the mineral of iron from following.
Write chemical composition of haematite. Write the names and electronic configurations of first two elements of group 17.
How is sodium chromate converted into sodium dichromate in the manufacture of pqtassium dichromate from chromite ore?
Heating of ore in the absence of air below its melting point is called ______.
Which among the following is not is mineral of iron?
During the galvanization of iron, which metal is used for coating the iron surface?
Which reducing agents are used to reduce haematite ore into metallic iron? Give reactions.
Explain the zone of reduction in the extraction of iron from haematite in the blast furnace.
What is the difference between minerals and ores?
Define pyrometallurgy.
Define Minerals.
Write a note on refining of iron.
Write the name and formula of ores zinc.
What do you mean by gangue?
Define gangue.
