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Difference in density is the basis of
Options
(a) ultrafiltration
(b) molecular sieving
(c) gravity separation
(d) molecular attraction
Correct Answer:
gravity separation
Explanation:
Gravity separation or hydraulic washing is the process of separating the lighter gangue particles from the heavier ore particles by washing in a current of water. This is also called Levigation, and is generally used for oxide ores and carbonate ores.this method is based on the difference in densities of the ore particles and impurities.
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Topics: Basic Principles of Organic Chemistry
(124)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- What is the mass of the precipitate formed when 50 mL of 16.9% solution of AgNO₃
- Ratio of Cᵥ and Cᵥ of the gas X is 1.4. The number of atoms of the gas X present
- When ethyl chloride and alcoholic KOH are heated, the compound obtained is
- Which of the following complex has square planar structure
- Oxidation state of osmium(Os) in OsO₄ is
Topics: Basic Principles of Organic Chemistry (124)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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