Practice Extraction Of Crude Metal From Concentrated Ore (3) - Chapter 6: General Principles and Processes of Isolation

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6 sample questions

Question 1.
What is the purpose of roasting ores?
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Think about how sulphide ores change when heated.
Question 2.
Define calcination.
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What happens to carbonate ores when heated without air?
3Question 3.
What is the process of converting sulphide ores to oxides called?
- Calcination
- Roasting
- Smelting
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Remember the process used for sulphide ores.
4Question 4.
True or False: Calcination is used to convert sulphide ores to oxides.
- True
- False
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Think about the different types of ores.
Question 5.
Given that zinc oxide can be reduced with coke, write the equation and explain the significance of this process in metallurgy.
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Focus on the role of coke as a reducing agent.
Question 6.
Imagine a scenario where a metal factory is only leveraging one method of reduction. Discuss the pros and cons of using just electrolytic reduction for all metals?
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Think about the efficiency and cost aspects of reduction methods.

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