Question

The chemical process in the production of steel from haematite ore involve

Solution

Correct option is

Reduction

 

Haematite ore contain Fe2O3 which is reduced by CO in the blast furnace as

                      

SIMILAR QUESTIONS

Q1

The major role of fluorspar (CaF2) which is added in small quantities in the electrolytic reduction of alumina dissolved in fused cryolite (Na3AlF6) is:

Q2

 The molten metal, obtained after the element of copper pyrites in the blast furnace, has the composition of:

Q3

In metallurgy of iron, when lime stone is added to the blast furnace, the calcium ion ends up in

Q4

 In the alumino-thermite process, aluminium acts as

Q5

The major role of fluorspar (CaF2) which is added in small amount in the electrolytic reduction of alumina dissolved in fused cryolite (Na3AlF6) is

Q6

 In the commercial electrochemical process for aluminum extraction, the electrolyte used is

Q7

Which of the following process is used in extractive metallurgy of magnesium?

Q8

Which ore contains both iron and copper?

Q9

Native silver metal forms a water soluble complex with a dilute aqueous solution of NaCN in the presence of

Q10

Of the following, the metals that cannot be obtained by electrolysis of the aqueous solution of their salts are