The First Step in the Purification of a Metal M

question 104

Multiple Choice

The first step in the purification of a metal M is represented by the following figure.To which process does the figure correspond,and which metal is usually purified by this process?

• A)The Mond process,for the purification of Zn
• B)The Mond process,for the purification of Ni
• C)The Hall process,for the purification of Al
• D)The Hall process,for the purification of Cr
• E)The zone refining process,for the purification of Fe

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