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Iron is extracted from hematite in the blast furnace. The hema

Question

Iron is extracted from hematite in the blast furnace.
The hematite contains silicon (IV) oxide (sand) as an impurity
What reacts with this impurity to remove it?

A

calcium oxide

B

carbon

C

carbon dioxide

D

slag

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Iron is extracted from hematite in the blast furnace.
The hematite contains silicon (IV) oxide (sand) as an impurity
What reacts with this impurity to remove it?

6 mins ago

Discuss this question LIVE

6 mins ago

Text solutionVerified

Calcium oxide is used to remove silicon impurity in iron extraction. It forms slag.

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Question Text	Iron is extracted from hematite in the blast furnace. The hematite contains silicon (IV) oxide (sand) as an impurity What reacts with this impurity to remove it?
Answer Type	Text solution:1
Upvotes	150