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Haematite is reduced in a blast furnance byA. COB. `CO_2`C. `SO_2`D. `C` |
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Answer» Correct Answer - A In blast furnance , following reaction occurs `3Fe_(2)O_(3) +CO overset(300-400^(@)C)to 2Fe_(3)O_(4)+CO_(2)` `Fe_(3)O_(4) +4CO overset(500-600^(@)C)to 3FeO+4CO+(1)/(4)O_(2)` `FeO+CO overset(700^(@)C)to Fe+CO_(2) ` |
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