A) Calcined iron oxides + lime + anthracite coal
B) Calcined iron oxides + limestone + coke
C) Hydrated iron oxides + dolomite + coke
D) Iron pyrites + lime +bituminous coal
Correct Answer: B
Solution :
\[\underset{1}{\mathop{CaC{{O}_{3}}}}\,\underset{:}{\mathop{+}}\,\underset{4}{\mathop{\text{Coke}}}\,\underset{:}{\mathop{+}}\,\underset{8}{\mathop{\text{Calcined}}}\,\]
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