JEE Main Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

In blast furnace, iron oxide is reduced by

(A)Silica
(B)Carbon
(C)Limestone
(D)COCorrect

Answer: (D)

Solution

In the blast furnace, the bulk of the iron oxide reduction occurs indirectly via carbon monoxide rising through the furnace: Fe_2O_3+3CO\to 2Fe+3CO_2. Silica and limestone

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Question ID VK-145221