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Class 12 Chemistry Practice Test: Electrochemical Principles of Metallurgy
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Class 12 Chemistry Practice Test: Electrochemical Principles of Metallurgy
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10 Questions

1. Which of the following is an example of electrochemical principles of metallurgy?
2. What is the term given to the extraction of aluminium from bauxite by using electrochemical process?
3. Which of the following is the most suitable ore to undergo electrochemical process?
4. What is the net reaction in Hall-Heroult process?
5. In the metallurgy of aluminium, purified bauxite is mixed with Na2AlF6.
6. What is the anode and cathode used in Hall-Heroult process?
7. What is the process used to extract sodium from halide ores such as sodium chloride (NaCl)?
8. Which of the following metals are reduced from molten salt solutions by electrolysis?
9. Electrochemical processes in metallurgy are spontaneous.
10. What is the temperature maintained in Hall-Heroult process?

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