Q.

The manufacturing of iron from ironore involves the process of -

A. Oxidation
B. Reduction
C. Electrolysis
D. Fractional distillation
Answer» B. Reduction
Explanation: Iron is extracted from iron ore in a huge container called a blast furnace. Iron ores such as hematite contain iron oxide. The oxygen must be removed from the iron oxide to leave the iron behind. Reactions in which oxygen is removed are called reduction reactions.
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