Mention the temperature at which carbon can reduce `Fe_(2)O_(3)` in blast furnace.

Fe_(3)O_(4) is:

Carbon monoxide reduces Fe_2O_3 to

Indicate the temperature at which carbon can be used as a reducing agent for FeO .

Given below are the different temperature reactions and products during extraction of iron in blast furnace. P. 900 K " "1. " "Fe_(2)O_(3) + 3C to 2Fe + 3CO Q. 1200 K " "2." "CaCO_(3) to CaO + CO_(2) R. 1500 K " "3." " 2C + O_(2) to 2CO S. 2000 K " "4. " "Fe_(2)O_(3) +3CO to 2Fe+ 3CO_(2) Find the correct match.

Which of the following reactions takes place at higher temperature range (900 K-1500 K) in blast furnace ?

…………………… is the main reducing agent in the blast furnace.

Answer the following questions briefly. What is the actual reducing agent of haematite in blast furnace ?