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Question
The method based on the preferential wetting of sulphides ores by oil and gangue by water is ______.
Options
levigation
magnetic separation
leaching
froth floatation
MCQ
Fill in the Blanks
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Solution
The method based on the preferential wetting of sulphides ores by oil and gangue by water is froth floatation.
Explanation:
Froth floatation utilizes pine oil to selectively wet and float sulphide ore particles away from water-wetted gangue.
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Chapter 7: Metallurgy - Intext Question [Page 141]
