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Before introducing FeO in blast furance,...

Before introducing `FeO` in blast furance, it is converted to `Fe_(2)O_(3)` by roasting so that

A

It may not be removed as slag with silica

B

Oresence of it may increase the melting point of charge

C

It may not evaporate in the furnace

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
A
`FeO` forms slag with silica, `SiO_(2)`
`FeO + SiO_(2) rarr FeSiO_(3)`.
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CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Single Correcttype)
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  11. Which of the following reactions taking place in the blast furnace dur...

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  12. The ore having two different metal atoms is

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  13. Which of the following statements about the reduction is not true ?

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  15. Extraction of iron from zine blende is achieved by

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  16. Which of the following faction is of no significance for roasting sul...

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  20. Identify the reaction that does not take place in a blast furnace

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