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Science CBSE Homework Assignments
Class 10
Metals and Non-Metals
Metal Extraction and Refining
1.
Electrolytic refining
Task:
2
m.
1
.
Which of the following can undergo a chemical reaction?
\(MgSO_4+Pb\)
\(MgSO_4+Fe\)
\(CuSO_4+Fe\)
\(ZnSO_4+Fe\)
2
.
Which one of the following figures correctly describes the process of electrolytic refining?
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