Mineral processing: The ore-concentration method that exploits density differences between ore and gangue is called what? Think of gravity-based separation methods. Choose the correct option.
IIT JEE
Chemistry
Difficulty: Easy
Choose an option
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AFroth flotation
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BMagnetic separation
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CHydraulic washing (gravity separation)
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DLeaching
Answer
Correct Answer: Hydraulic washing (gravity separation)
Explanation
ConceptWhen ore and gangue differ in density, gravity separation (also called hydraulic washing, Wilfley table, jigging) can concentrate the ore by washing lighter impurities away.
Final AnswerHydraulic washing (gravity separation)