The method of concentration of the ore that makes use of difference in density between ore and impurities is called __________.

levigation

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leaching

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magnetic separation

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liquation

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Solution

The correct option is B levigation
Levigation is based on the difference in densities of the metallic ore and gangue particles. Powdered ore is treated with a stream of running water when the lighter gangue particles are washed away and heavier ore particles are left behind.

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Similar questions

Properties of ores	Properties of the impurities present in the ore	The method of concentration
High density	Low density	........................
Magnetic in nature	Non-magnetic nature	........................
Lighter sulphide ores	High density	........................
Aluminium ores that get dissolved in a solution	Insoluble in the same solution	.......................

The impurities present in a crude ore is called gangue.

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