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The principal reaction(s) in the zone of...

The principal reaction(s) in the zone of heat absorption of blast furnace employed in the metallurgy of iron is/are

A

`C + O_2 rarr CO_2`

B

`2C + O_2 rarr 2CO`

C

`2CO + O_2 rarr 2CO_2`

D

`CaCO_3 overset(-CO_2) rarr CaO overset(Sio_2) rarr CaSiO_3`

Text Solution

Verified by Experts

The correct Answer is:
D
At `900 - 1000^@C`
`CaCO_3 rarr CaO + CO_2 uarr`
`CO_2 + C rarr 2CO uarr`
`CaO + SiO_2 rarr CaSiO_(3)`
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