1.

The principal reaction in the zone of heat absorption of blast furnace employed in the metallurgy of iron is

Answer»

`2C + O_(2) to CO`
`2CO + O_(2) to 2CO_(2)`
`CaCO_(3) UNDERSET(-CO_(2))to CaO underset(+SiO_(2))to CaSiO_(3)`
`C+O_(2) to CO_(2)`

Answer :C


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