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Magazine Problem 2
Which metals are mostly found in free state and why?
Problem 5
The process of the removal of gangue from the ore is called
Problem 6
What is pulverization?
Problem 9
What type of ore is concentrated using froth floatation process?
Problem 11
How is alumina melted in the electrolytic extraction process of molten alumina?
Problem 14
How can aluminium be used in the extraction processes of metals?
Problem 15
How are slag and molten metal separated from blast furnace?
Problem 16
The region in the blast furnace where the temperature range is \(1500^{\circ} \mathrm{C}\) to \(2000^{\circ} \mathrm{C}\) is called______zone.
Problem 17
Which is the purest form of iron? How is it useful?
Problem 18
What are the major products and by-products of blast furnace in the extraction of iron?
