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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
- The C – C bond length in ethane is
- If the initial concentration of the reactant is doubled, the time for half
- If a given sample of water contains 0.06 g of Ca²⁺ ion per kg, calculate
- ‘Metals are usually not found as nitrates in their ores”. Out of the following two
- Which of the following metal has the biggest tendency for the half reaction
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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