Question
Which metal can be extracted from the following ore.
haematite
haematite
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| $\begin{array}{cc} \phantom{........}\ce{H}\phantom{...}\ce{H}\phantom{........}\\ \phantom{....}|\phantom{...} \phantom{.}|\phantom{....}\\ \ce{H-C-C-H}\\ \phantom{....}|\phantom{...} \phantom{.}|\phantom{....}\\ \phantom{........}\ce{Br}\phantom{...}\ce{Br}\phantom{........}\\ \end{array}$ 1,2-dibromoethane | $\begin{array}{cc} \phantom{........}\ce{H}\phantom{...}\ce{H}\phantom{........}\\ \phantom{....}|\phantom{...} \phantom{.}|\phantom{....}\\ \ce{H-C-C-H}\\ \phantom{....}|\phantom{...} \phantom{.}|\phantom{....}\\ \phantom{........}\ce{Cl}\phantom{...}\ce{Cl}\phantom{........}\\ \end{array}$ __________________ |