Practice Methods Of Concentration (2.1) - Chapter 6: General Principles and Processes of Isolation

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6 sample questions

Question 1.
What is hydraulic washing?
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Think about how water helps separate heavier materials.
Question 2.
Name a metal that can be extracted using froth flotation.
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Consider metals that are commonly found in sulphide ores.
3Question 3.
What is the primary principle behind hydraulic washing?
- Density difference
- Magnetic attraction
- Solubility
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Consider what property helps objects sink or float.
4Question 4.
True or False: Froth flotation is effective for extracting metals from oxide ores.
- True
- False
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What type of ores does this method target?
Question 5.
Evaluate the effectiveness of hydraulic washing in extracting gold from riverbeds compared to other methods.
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Consider the properties of gold and how they relate to density.
Question 6.
Design an experiment to test the effectiveness of different solvents in leaching copper from its ore. What would be your criteria for selecting the solvents?
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Think about how substances interact and why some dissolve better than others.

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